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Character development for actors: the part you do alone

August 5, 2026 · 5 min read

Elias Munk
Elias Munk· 14 years acting

I have a folder on my laptop called CHARACTER. It is full of questionnaires. What does she want. What is she afraid of. What did her father do for a living. I filled those out for years, and I can tell you exactly what they gave me on the day, which was almost nothing. The work was in the folder. It was not in my body.

That is not an argument against preparation. It is an argument about where most character development advice comes from. Almost all of it was written for a room with other people in it.

Why character development advice stops working when you are alone

Look at the standard exercises. Hot seating, where the class fires questions at you in character. Improvising a scene that happens ten years before the play. Playing the objective while a partner physically blocks you. Speaking your subtext out loud while someone else speaks theirs.

Every one of those is good. Every one of those needs at least one other human.

So you get home, and you have sides due Friday, and the only exercise left on the list is the questionnaire. So you fill out the questionnaire. And then you wonder why the character feels like a description of a person rather than a person.

Character is not a set of facts you assemble. It is a set of reactions. It is how this specific person takes bad news, how long they wait before answering, what they do with their hands when someone says the thing they were hoping nobody would say. You cannot rehearse a reaction to nothing. That is the whole problem with working alone, and no amount of backstory solves it, because backstory is input and reaction is output.

Backstory only counts if it changes a line

Here is the test I use now, and it has cut about eighty percent of my prep.

Write down the piece of backstory. Then point at a line in the scene and say what that line sounds like because of it. Out loud. If you cannot do it, the backstory is decoration and it goes.

Her father was a policeman. Fine. Which line changes? If the answer is "none, but it informs her whole worldview," you have written a character bible, not a performance. If the answer is "she pauses before she says the word fine, because that was his word," now you have something you can actually do.

Most of the backstory that survives this test turns out to be small and slightly embarrassing. Not the childhood trauma. The fact that she is hungry, or that she has told this lie before and it worked, or that she has been rehearsing this conversation in the shower for a week. Those change lines. Family history mostly does not.

One change per pass

The single most useful thing I do alone is also the least glamorous. I run the scene, and on each pass I change exactly one thing.

Not a mood. One thing. She knows he is lying from the first line. Then: she does not work it out until line nine. Then: she has already decided to leave and this whole conversation is admin. Then: she is trying to get him to say it so she does not have to.

Run it four times, four different assumptions, and you will find that two of them are dead and one of them makes the scene sit up. That is a discovery, and you made it with your mouth instead of your laptop. It is closer to what a director will ask you for anyway, because directors do not say "give me more depth." They say "what if she already knows."

The trap is changing three things at once and then not knowing which one worked. Discipline yourself to one.

Take the other line, not just yours

Here is the thing I wish someone had told me at twenty two.

Character shows up in how you receive, not in how you deliver. Two actors can say the same line identically and be playing completely different people, and the difference is entirely in what happened on their face during the line before.

Which means the most character-revealing seconds in your scene are the ones where you are not talking. And those are exactly the seconds you cannot rehearse when you are reading both parts off the page in your own head, because you already know when your cue is coming. You are not receiving anything. You are producing a pause and then filling it.

This is the specific gap blablabla was built for. The other characters get spoken out loud, in different voices, at a pace you did not choose, and then it waits for you. Nothing gets said over you and nothing hurries you along. The silence after someone else's line is the part you actually need, and it is the part that disappears the second you run lines in your head.

Speak the subtext

An old Stanislavski exercise that survives perfectly well alone: run the scene, but before each of your lines, say what the character is actually thinking. Out loud. Then say the line.

"I want you to leave and I am too polite to say it." "No, stay, there's coffee."

Do it for a full pass and two things happen. The lines where the subtext and the text are the same start to feel flat, which tells you those are transitional lines and you should stop decorating them. And the lines where the gap is enormous suddenly have somewhere to go.

It also finds your holes. If you get to a line and you genuinely cannot say what the character is thinking underneath it, you have not understood the scene yet. That is not a performance problem. Go back to the scene breakdown and work out what is happening before you keep rehearsing the surface of it.

Move before you decide

I put this last because it is the one I skip most often and regret most often.

Do a pass on your feet, in the room, before you have made your choices. Not blocking. Just walking, sitting down halfway through, standing up on a line you did not plan to stand up on. Your body will make decisions your analysis would never have authorized, and about a third of them are better than anything in the folder.

Then sit back down and write down the ones that worked. That is the only time the folder earns its keep.

What this looks like on an actual Tuesday

Forty minutes. Read it once as the other character, all the way through, so you know what they think they are doing. Fifteen minutes of decisions, and only the ones that change a line. Then four passes out loud, one change each, on your feet for at least two of them.

That is it. No questionnaire.

If you have got a scene study class coming, the prep problem changes shape, because then there is a partner in the picture who may or may not be available. And if you want the wider view of solo work, the complete guide to rehearsing alone covers where character work sits next to memorization and audition prep.

I still keep the CHARACTER folder, by the way. It is mostly empty now. Four or five lines per scene, all of them about something small, all of them written after I had already said the words out loud. Turns out that is the right order.

Elias Munk

Elias Munk is a Danish actor and the creator of blablabla. Fourteen years in the business. Built blablabla because rehearsal shouldn't be the difficult part of being an actor. Performance should.

blablabla reads the other characters' lines and waits for yours.

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