Eddie Paskey
Lieutenant Leslie (uncredited)
Ted Cassidy
Gorn (voice)
Sean Kenney
DePaul
James Farley
Lang
Grant Woods
Kelowitz
Vic Perrin
Metron (voice)
Frank da Vinci
Clifford Brent
Ron Veto
Harrison
Jerry Ayres
Rizzo / O'Herlihy
Bobby Clark
Gorn (stunts)
