Season: 1
Original Airdate:September 22, 1966
Writer(s): Samuel A. Peeples
Director(s):James Goldstone
Guest Stars
Gary Lockwood as Lt. Cmdr. Gary Mitchell
Sally Kellerman as Dr. Elizabeth Dehner
Lloyd Haynes as Alden
Andrea Dromm as Yeoman Smith
Paul Carr as Lt. Lee Kelso
Paul Fix as Dr. Mark Piper
Stardate: 1312.4
Synopsis: Gary Mitchell, a friend of Kirk, receives god-like powers.