Alien Intruder

Maxwell Caulfield

Nick

Tracy Scoggins

Ariel

Billy Dee Williams

Commander Skyler

Gary Roberts

Lloyd

Richard Cody

D.J.

Stephen Davies

Peter

Jeff Conaway

Borman

Michael Delano

Captain Loring

Shano Palovich

Warden O’Neil

Charles W. Young

Frank

Rod Britt

Leo

Milton James

Capt. Lubert