Answer: offstage

AnswerCrossword Clue
OFFSTAGE

Source of some acting prompts

OFFSTAGE

In the wings

OFFSTAGE

Behind the scenes

OFFSTAGE
Out of the audience's sight
OFFSTAGE
In the wings.
OFFSTAGEBehind the scenes.
OFFSTAGENot on the scene.
OFFSTAGEWhere Claudius is during Hamlet's "To be, or not to be" soliloquy
OFFSTAGEOut of view, at the theater
OFFSTAGEIn the wings, say
OFFSTAGENot seen by the theater audience
OFFSTAGELike many lines fed to actors