The best way to memorize lines is not the one most of us were taught. Reading the page over and over, highlighter in hand, feels productive. Memory research says it is close to the least useful thing you can do. What works is quieter and a bit uncomfortable: test yourself before you feel ready, spread the sessions out, learn every line attached to its cue, and understand what the character is doing so the words have somewhere to live.
That is not a hunch. It comes from two lines of research that happen to agree with each other: cognitive psychologists who studied how professional actors learn scripts, and memory scientists who studied how students learn anything. Here is what each found, and how to turn it into a plan for your next audition, table read or performance.
Why rereading the script feels like work but barely sticks
Start with the trap. In 2013, John Dunlosky of Kent State University and a team of psychological scientists reviewed the evidence for ten common learning techniques in the journal Psychological Science in the Public Interest. According to the Association for Psychological Science's release on the report, five techniques got a low utility rating, and they included some of the most popular: summarization, highlighting and underlining, and rereading.
Dunlosky's own reaction in that release is worth reading twice: "By just replacing rereading with delayed retrieval practice, students would benefit," he said.
Why does rereading feel so good if it does so little? A 2006 study by Henry L. Roediger III and Jeffrey D. Karpicke, published in Psychological Science, caught the illusion in the act. Students who studied a passage over and over were more confident they would remember it a week later than students who had tested themselves. They were wrong. On the delayed tests, the self testers remembered more.
For a script, the trap looks like this: you read your scene ten times, it feels familiar, you can almost see the page. Then your reader gives you the cue and nothing comes. Familiarity is recognition. Performance needs recall, and recall is a separate skill you have to practise directly.
Familiar is not learned
In the 2013 Dunlosky review, rereading and highlighting were rated low utility, while practice testing and distributed practice got the highest rating of the ten techniques studied.
How actors actually learn lines
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Or upload your full draftThe people who have looked hardest at this are Helga Noice, a cognitive psychologist then at Elmhurst College, and Tony Noice, a cognitive researcher, actor and director then at Indiana State University. According to the Association for Psychological Science's Observer in February 2006, they spent nearly two decades studying actors, and reviewed that work that month in Current Directions in Psychological Science. A Backstage profile from the same year put their output at roughly 30 experiments on acting and cognitive ability, and 50 published articles.
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Their core finding surprises most non actors. Actors seldom learn lines by rote, and often do not consciously try to memorize at all. Instead they break the script into a series of logically connected "beats" or intentions, and focus on what the character means and wants moment to moment. The lines come along with the meaning.
The Noices quote Michael Caine on this: "You must be able to stand there not thinking of that line. You take it off the other actor’s face."
They gave the process a name: active experiencing, which they say uses "all physical, mental, and emotional channels to communicate the meaning of material to another person." Tony Noice summed it up for Backstage: "Instead of memorizing the script, they were making the script memorable."
Two details from their research matter for anyone learning lines:
- It lasts. In one study, some actors remembered their lines verbatim three years after playing a role, Backstage reported.
- It is a method, not a gift. Actors did not recall an encyclopedia passage any better than nonactor college students. Their advantage came from how they processed a script, not from a better memory. And in the APS summary, students who studied by imagining explaining the material to someone who needed it showed higher retention than students who memorized by rote.
“Actors are not born with better memories; they process a script as intentions aimed at another person, and the words ride along with the meaning.”
— Craft principle
So step one of the best way to memorize lines is not memorizing. It is understanding. Before you try to recall a single word, know what your character wants in the scene, what they are trying to get from the other person, and where each beat turns.
The best way to memorize lines is to test yourself
Once you understand the scene, switch from reading to retrieving. This is the single biggest change most people can make.
The Roediger and Karpicke study is the clearest evidence. Students read prose passages and then either restudied them or took recall tests, with no feedback, the same number of times. Then they took a final test 5 minutes, 2 days or 1 week later.
In the first experiment, the restudy group did better at 5 minutes, 81% against 75%. But after 2 days the tested group recalled more, 68% against 54%. After a week, it was 56% against 42%.
The second experiment is even more striking. One group studied the passage four times. Another studied it once and then tested itself three times. At 5 minutes, the four study sessions won, 83% against 71%. After a week, the group that had tested itself three times recalled 61%, and the group that had only studied recalled 40%.
The paper's abstract ends with a line every actor could pin above the mirror: "Testing is a powerful means of improving learning, not just assessing it."
Test beats reread
In Roediger and Karpicke's 2006 study, students who studied once and tested themselves three times recalled 61% a week later; students who only studied four times recalled 40%.
One honest caveat: that study used prose passages, not scripts. But the mechanism, pulling the words out of your head instead of pushing them in through your eyes, is exactly what you do on stage or on tape. Nobody gives you the page in performance.
What testing yourself looks like with a script:
- Cover your line. Read the cue, cover your line, say it out loud, then check.
- Mark the misses. Do not reread the ones you got right. Go back to the ones you missed.
- Shrink the help. Start with the full line visible, move to just the first letter of each word, then to a blank.
- Say it out loud. Silent recall lets you cheat. Saying it forces the full retrieval.
The middle stage, first letters only, deserves a word. Writing or showing just the first letter of each word (so "You take it off the other actor’s face" becomes "Y t i o t o a f") gives you enough of a hint to start the line but makes you produce every word yourself. It is a bridge between reading and full recall. Nothing in the research we drew on tested this specific trick, so treat it as a practical scaffold rather than a proven method. What the research does support is the direction of travel: less help each round, more of the work coming from your own head.
Be strict about what counts as a hit. A paraphrase that keeps the meaning is a useful sign you understand the line, but in a script the exact words matter, both to the writer and to your scene partner, who is listening for a specific cue. If you said the gist but not the line, mark it as a miss and drill it again. Small word swaps tend to harden into habits if you let them slide early.
You can do this with an index card and a pencil. If you want it done for you, a free line learner plays the line before yours, has you say yours from memory with the full text, first letters or a blank, then lets you mark each line and drill only the ones you missed. That is the same test, mark, retry loop, without the index cards.
Space it out instead of cramming
The other technique the Dunlosky review rated highest is distributed practice: spreading study sessions over time instead of packing them together. The APS release describes it as spreading your studying out and quizzing yourself before the big test, and says both have been shown to boost performance across many kinds of tests and for students of all ages.
For lines, this means three short sessions across three days beat one long session the night before. Each session, you forget a little, and pulling those lines back is precisely the effortful retrieval that the testing research rewards.
It also explains a common experience. You cram a scene the night before, it feels solid, and then in the room it falls apart. The Backstage profile of the Noices noted something similar about the college students in their study: Helga Noice thought the students did fine on the encyclopedia passage because they regularly cram for tests, but then forget what they memorized.
There is no magic interval in days that applies to every script, and the research we drew on did not set one. The practical rule: start early, come back often, and test every time you come back.
Short and often
Practice testing and distributed practice were the only two of ten techniques given the highest utility rating in the 2013 Dunlosky review.
Learn the cue, not just the line
In performance, your line never arrives out of nowhere. It arrives because the other person said something. If you only learn your own words, you know them in a vacuum, and the cue is what you actually hear in the moment.
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That is why the Caine line about taking it "off the other actor’s face" matters. Your line should be a reaction to the cue, not a recitation. So drill them as pairs:
- Hear the cue, give the line. Have someone, or something, read the line before yours, then respond.
- Know the last few words of each cue cold. That is your signal to come in.
- Learn why the cue triggers you. If you know what your character hears in it, you will not forget what they say back.
Monologues need a different trick, because there is no other actor feeding you cues. Your cues are your own thoughts. Break the speech into its beats, give each beat a short label for what the character is trying to do (warn, confess, mock, plead), and learn the order of those labels before the words. When you know that the speech goes from warning to confessing to pleading, each section becomes the cue for the next. Then test each beat on its own before stringing them together, starting with the beat you know least, not the opening you have said fifty times.
Long dialogue scenes benefit from the same idea. Chunk the scene into its beats, test one beat at a time, and only then run the whole thing. Starting from the top every time means the opening gets dozens of reps and the last page gets a handful, which is exactly backwards.
Running the full scene with a voice reading the other parts helps here. Once the lines are mostly there, a self tape reader reads every other part aloud and waits for your line, so you can run the whole scene at speed with real cues.
Move while you learn
The Noices found that memory for lines is helped by physical movement. In one study described in the APS Observer, lines learned while making an appropriate motion, such as walking across a stage, were more readily remembered later than lines learned without action. And the actors did not need to repeat the motion when recalling the line.
This fits the active experiencing idea: the more channels you use, physical, mental and emotional, the more hooks the line has.
In practice:
- Learn on your feet. Walk the scene, even in a small room.
- Attach a line to an action. Picking up the cup, turning away, sitting down.
- Mean it, every time. Tony Noice told Backstage: "Even more important than deeply personalizing the text is also meaning it every time you say it." Mumbling lines while scrolling your phone is rereading with extra steps.
A seven day plan using the best way to memorize lines
Here is a plan that puts all of this together for a scene of a few pages. Shrink it for a short turnaround; stretch it for a full play.
Day 1, meaning. Read the whole script, or at least the full scene. Mark your character's objective and each beat. Do not try to memorize anything yet.
Day 2, first recall. Run cue to line with the full text visible, out loud. Then once with first letters only. Mark every miss.
Day 3, drill the misses. Start with only the lines you marked. Then run the scene with blanks.
Day 4, on your feet. Walk the scene. Attach lines to actions. Run it with a reader voice.
Day 5, rest the scene. Do a single quick blank run in the evening. Notice what slipped. That forgetting is the point; recovering it strengthens it.
Day 6, full speed. Run the scene with a reader at performance pace. Then once more with your own variations in tone.
Day 7, performance. One calm run in the morning. Then leave it alone.
If you are using a drill tool, the line learner fits days 2, 3 and 5, where the job is test, mark, retry.
For a self tape, check the turnaround first. Under SAG-AFTRA's TV/Theatrical self tape bulletin (the copy we read is dated April 2024, so check the current version as of October 2026), performers cannot be asked to memorize a requested self tape and may hold sides or read from a prompter. Casting director Marci Liroff still advises being as off book as possible, in a Backstage column, so you can engage with your reading partner. A compressed version of this plan, days 1, 2, 4 and 6 over two days, gets most people there.
Off book is not the same as finished
Getting the words right is the floor, not the ceiling. The Noices' work suggests the actors with the best memories were not trying hardest to memorize; they were busy playing intentions, and the memory followed.
So once you can run the scene without help, keep testing yourself, but shift your attention. Ask what each line is trying to do to the other person. Play it differently. Listen to the cue as if you have never heard it. The words will hold, because you have retrieved them over and over across several days, and because you now know why your character says them.
It also helps to plan for the moment you go up, because everyone does eventually. If you know the scene as a chain of intentions rather than a string of words, a blank on one line is survivable: you know what your character is trying to do, so you can find your way back to the next beat. Actors who learned purely by rote have nothing to hold onto when a word goes missing. That is one more practical argument for the Noices' approach. Learning the meaning is not a soft extra layered on top of memorization; it is the safety net under it.
And if the script changes late, which happens often on new writing, the same logic saves time. Do not relearn the whole scene. Find the lines that changed, learn them as cue and response pairs, and run the beats on either side so the new words connect to the old ones.
That is the best way to memorize lines, stripped down: understand first, test yourself instead of rereading, spread it out, learn cues with lines, move while you learn, and mean it every time. None of it needs special talent. It needs a few days and the willingness to feel a little worse at the start in exchange for being much better on the day.