walk on

51 Moby Thesaurus words for "walk on":
      actor, antagonist, antihero, bit, bit part, bit player, cast,
      character, cue, extra, fat part, feeder, figurant, figurante,
      heavy, hero, heroine, ingenue, lead, lead role, leading lady,
      leading man, leading woman, lines, mute, part, person, personage,
      piece, protagonist, role, side, soubrette, spear-carrier, stand-in,
      standby, straight part, substitute, supe, super, supernumerary,
      support, supporting actor, supporting cast, supporting character,
      supporting role, title role, understudy, villain,
      walking gentleman, walking part