Holden
Captain Richard N. Jenson
Chuck's Dad
Struther
Salvatore Mistretta
Mayor
Gary Bially
Matt (voice)
Self
Narrator (voice)
John Heinlein
Jimmy O'Neil
First Lt. Louis Cannellis
Astronaut Dave Anderson
Wayne Billings
Latham (as Morgan Paul)
Arnie Holcomb
Junior Kilfong
Dr. Newman
Shiraz
Alvin 'Creepy' Karpis
Hunter #1
James Deukmajian
Sgt. Andrew Collins
Ham Pitchford
Brinker
Parker
Martin Lowell
Don Kemper