On book

Also called: On the book

Following the script, ready to give lines and call cues. Actors still holding scripts are on book too.

Usage differs by country: in the US the stage manager is on book and calls the show; in the UK that is the DSM's job.

Stage managersActors

When does this happen on your show?Type your opening night and see every milestone dated.

Off-bookLines memorised, script out of your hand. The off-book date is the deadline the director sets for it.
PrompterThe person who follows the script and gives an actor the line when they forget it. Often the stage manager on book.
Deputy stage managerIn UK practice, the member of stage management who keeps the prompt book, prompts actors in rehearsal and calls the cues in performance.

More in Rehearsals

Read-through First rehearsal Blocking Cross Cheat out Body positions