Episode 18— The Infernal Machine
Aired January 8, 1976 · 52 min

Synopsis
A mysterious spacecraft, Gwent, arrives at Alpha Base seeking supplies, but its true purpose is revealed: it is a sentient vessel created by an arrogant alien genius seeking immortality. Unstable and longing for companionship, Gwent plans to have Koenig, Helena, and Bergman replace its dying creator.
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Cast & Crew
Appearing in this episode.
20 unique people credited
Top billed cast
Martin Landau
as Commander John Koenig
Barbara Bain
as Dr. Helena Russell
Barry Morse
as Professor Victor Bergman
Leo Mckern
as Companion Gwent
Clifton Jones
as David Kano
Zienia Merton
as Sandra Benes
Nick Tate
as Alan Carter
Gary Waldhorn
as Winters
Tony Allyn
as Security Guard Tony Allan
Sarah Bullen
as Main Mission Operative Kate Bullen
Directors
1Writers
4Producers
1Other crew
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