Revealing mistake: More than once, when speaking to their robot doubles, it's obvious that both Charles and Elaine are actually just talking to nobody, given their mannerisms.
Robots (2023)
1 mistake - chronological order
Directed by: Casper Christensen, Anthony Hines
Starring: Shailene Woodley, Jack Whitehall, Paul Rust
Charles Cameron: How am I doing?
Elaine: The first two hours were fantastic, the last three perfect.
Charles Cameron: Good, because I think I'm close to coming.
Elaine: Me too.
Charles Cameron: You first.
Elaine: No, you first.
Charles Cameron: No, I insist.
Elaine: Together, on the count of three.