A professional who performs as nonspeaking member of scene in stage, motion picture, or television productions. Responsibilities include:

• Stands, walks, or sits in scenes as background for stars actions, or performs actions requiring special skills, such as dancing, swimming, skating, riding, or handling livestock.
• Rehearses and performs pantomime, portraying points essential in staging of scene.
• Workers may be designated according to registration in union as General Extra; Special Ability Extra; Silent Bit Extra.