Terry Potter as Ozzy / 3rd Class Alien

Pete O'Herne as Barry / 3rd Class Alien

Craig Smith as Giles / 3rd Class Alien

Mike Minett as Frank / 3rd Class Alien

Peter Jackson as Derek / Robert

Doug Wren as Alien Leader

Peter Vere-Jones as Alien Leader (voice)

Ken Hammon as 3rd Class Alien

Robin Griggs as 3rd Class Alien

Michael Gooch as 3rd Class Alien

Peter Gooch as 3rd Class Alien

Laurie Yarrall as 3rd Class Alien

Shane Yarrall as 3rd Class Alien

Dean Lawrie as 3rd Class Alien

Philip Lamey as 3rd Class Alien

Costa Botes as 3rd Class Alien

Graham Butcher as 3rd Class Alien

Bob Haliburton as 3rd Class Alien

Andrew McKay as 3rd Class Alien

Clive Haywood as 3rd Class Alien

John McTavish as 3rd Class Alien

John Nelson as 3rd Class Alien

Graham Nesbitt as 3rd Class Alien

Steven Smith as 3rd Class Alien

John Logan Jr. as 3rd Class Alien

Matt Noonan as 3rd Class Alien

Cameron Chittock as 3rd Class Alien

Ray Battersby as 3rd Class Alien

Mike Appleby as 3rd Class Alien

Peter Appleby as 3rd Class Alien

Michael Kane as 3rd Class Alien

Robert Johnston as 3rd Class Alien

Scott Bradshaw as 3rd Class Alien

Mark Lamey as 3rd Class Alien

Giles Forrest as 3rd Class Alien

Grant Taylor as 3rd Class Alien

Carol Taylor as 3rd Class Alien

Dean Taylor as 3rd Class Alien

Kim Taylor as 3rd Class Alien

Dave Hamilton as 3rd Class Alien

Jock Fyfe as 3rd Class Alien

Tony Hiles as 3rd Class Alien

John Ruby as 3rd Class Alien

Kerry Underhill as 3rd Class Alien

Robin Watene as 3rd Class Alien

Garry A. Brown as 3rd Class Alien

Mark Jackson as 3rd Class Alien

Peter Henderson as 3rd Class Alien

Janine Riely as 3rd Class Alien

Margaret Byford as 3rd Class Alien