William Shatner Capt. James T. Kirk Actor Leonard Nimoy Mr. Spock Actor DeForest Kelley Dr. Leonard McCoy Actor James Doohan Engineer Montgomery Scott Actor Nichelle Nichols Lt. Uhura Actor George Takei Lt. Sulu Actor Grace Lee Whitney Yeoman Janice Rand Guest Star Sean Kenney Fleet Capt. Christopher Pike Guest Star John Arndt Crewman Sturgeon Guest Star Majel Roddenberry Nurse Christine Chapel Guest Star David L. Ross Security Guard 1 Guest Star John Winston Transporter Chief Kyle Guest Star Hagan Beggs Hansen Guest Star Jim Goodwin Farrell Guest Star Bobby Bass Security guard Guest Star Walt Davis Therapist Guest Star Barbara Baldavin Angela Guest Star Bill Blackburn Lt. Hadley Guest Star Frank da Vinci Brent Guest Star Eddie Paskey Lt. Ryan Guest Star Gene Roddenberry Executive Producer Gene L. Coon Writer Marc Daniels Director D.C. Fontana Writer Shimon Wincelberg Writer Paul Schneider Writer Steven W Carabatsos Writer Robert Bloch Writer John D. F. Black Writer Boris Sobelman Writer Stephen Kandel Writer Barry Trivers Writer Joseph Pevney Director Vincent McEveety Director Gerd Oswald Director Robert Butler Director James Goldstone Director Don McDougall Director George Clayton Johnson Writer Harvey Hart Director