The Enemy Within
Show: Star Trek --> Season: 1 - Season 1
AirDate: 10/6/1966
Runtime: 50
Voting: 7.2 (50)

Overview: A transporter malfunction causes Captain Kirk to split into his "good" and "evil" selves, and a landing party will freeze to death if they don't merge the two back together.
Eddie Paskey
Lt. Leslie (uncredited)
Grace Lee Whitney
Yeoman Janice Rand
Jim Goodwin
Farrell
Edward Madden
Fisher