Full Cast
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Jack Palance
Omus
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Carol Lynley
Nikki
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Barry Morse
Dr. John Caball
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John Ireland
Senator Smedley
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Nicholas Campbell
Jason Caball
-
Anne-Marie Martin
Kim Smedley
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Greg Swanson
Sparks (voice)
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Mark Parr
Sparks
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William Hutt
Lomax (voice)
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Ardon Bess
Merrick
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Lynda Mason Green
Lunar technician
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Albert Humphries
Robot technician
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Bill Lake
Spacesuited man
