It might have been written into one of the stage directions.
He returned to stage direction and did not direct another film until 1943.
In recent seasons, he has turned to stage direction, as well.
The last two plays have had little or no stage directions.
Opera is between a rock and a hard place in the matter of stage direction.
Little is known of his background, but he had apparently moved into the early film industry from stage direction.
I'm all for strong stage direction if it works, and a lot of singers are, too.
A change in stage directions appeared to solve the problem.
But the complete script and stage directions had been lost.
There's very little in terms of stage directions or any external material.