Terry Potter
Ozzy / 3rd Class Alien
Pete O'Herne
Barry / 3rd Class Alien
Craig Smith
Giles / 3rd Class Alien
Mike Minett
Frank / 3rd Class Alien
Peter Jackson
Derek / Robert
Doug Wren
Alien Leader
Peter Vere-Jones
Alien Leader (voice)
Ken Hammon
3rd Class Alien
Robin Griggs
Michael Gooch
Peter Gooch
Laurie Yarrall
Shane Yarrall
Dean Lawrie
