Your self-tape is due tomorrow morning, the scene is a two-hander, and someone has to say the other character's lines while you play. Human reader services say a person understands timing and an AI doesn't. Apps say the opposite. Both are partly right.
The short version: an attentive human reader is still the best partner, because they react to what you do. But a poorly chosen human reader (who acts too much, reads too loud or too flat) does more damage than a restrained synthetic voice. An app that reads the other part and waits for your line is a good option when nobody is available, and good preparation before filming with a person. Either way, the reader's voice must stay quieter than yours and off camera.
What casting expects from the reader
The scene has to make sense, and you're the one being watched. The reader isn't there to act: they give the cue, at the right pace, without drowning you out. Casting directors quoted by Spotlight stress this point (Spotlight, Casting Directors' Self-Tape Top Tips).
The options, compared
| Option | What it gives you | What can go wrong | Cost |
|---|---|---|---|
| A friend or family member | A real reaction, free | Over-acted or flat reading, availability, too loud near the mic | Free |
| An actor friend | Real listening, knows the craft | Availability, you're asking a favor | Free or a swap |
| A professional reader over video call | Listening and format experience | Booking, possible connection lag | Paid, per session |
| Your recorded voice | Always available | Fixed-length gaps, you hear yourself | Free |
| An app that reads the other part | Any time, a voice that isn't yours, waits for your line if it listens | No surprise, no eyes on you, synthetic voice | Free tier or subscription |
When a human is still the best choice
- High-emotion or very physical scenes, where your acting depends on what the other person gives back.
- Improvisation requested in the brief.
- Very fast, overlapping dialogue.
- When you have a good reader available: use them.
When an app does the job well
- It's 11 p.m., nobody's free, and the tape is due tomorrow.
- To rehearse before filming, even if a person will read on the day.
- Scenes where the other character says little or speaks neutrally.
- When your only available reader over-acts and pulls your performance off course.
Rules for every option
- Off camera. Nobody sees the reader or their phone.
- Quieter than you. The reader, or the speaker, must not be closer to the mic than you.
- No acting. Neutral tone, natural pace.
- Eyeline side. Put the reader (or the phone reading) where you look, just beside the lens.
The full guide: How to make a self-tape.
Where La Réplique fits
La Réplique's self-tape studio reads the other character's lines aloud while you film in the browser, and waits for your line before moving on. You then send casting a link with your name and see when it was opened. It isn't a person: if you have a good reader, film with them, and use the app to prepare the scene beforehand.
FAQ
Can a casting director tell an AI is reading? They may hear it, just as they hear a friend reading. What matters to them is a discreet, off-camera voice that doesn't cover yours. If the brief requires a human reader, follow it.
Can I send a self-tape with no other lines heard at all? Only if the brief allows it (a monologue, or an explicit request). Otherwise casting can't follow the scene.
How much does a professional reader cost? It varies by service and country, usually per session. Compare it with a subscription if you tape often.