Answer:

debutant

AnswerCrossword Clue
DEBUTANTFirst-timer
DEBUTANTActor playing his first part.
DEBUTANTActor in first role.
DEBUTANTAn actor, in his first role.
DEBUTANTOne beginning a career
DEBUTANTActor in his or her first role