Definitions for "Assistant Director"
See First Assistant Director and Second Assistant Director.
Assists the Director (qv). In many ways the job varies according to the director and the assistant, but it may involve taking some rehearsals, arranging rehearsal calls...
sometimes called the "A.D." the director's lead hand or foreman...the A.D. performs many of the routine day-to-day activities on a set including summoning the actors and crew (the Call) and keeping the production on schedule. It is the A.D. who says at the beginning of a shot "Quiet on the set!" and then orders the camera(s) to "Roll."
Keywords:  minor, details, charge, production
In charge of minor details of a production.