The Lights of Zetar
Show: Star Trek --> Season: 3 - Season 3
AirDate: 1/31/1969
Runtime: 51
Voting: 6.563 (32)

Overview: Strange incorporeal aliens threaten the Memory Alpha station and the Enterprise.
Roger Holloway
Lt. Lemli (uncredited)
John Winston
Lt. Kyle
Jan Shutan
Lt. Mira Romaine
Majel Barrett
Nurse Christine Chapel / Enterprise Computer (voice)
Barbara Babcock
Lights of Zetar (voice)
Frank da Vinci
Lt. Clifford Brent