Jason Lively
Christopher 'Chris' Romero
Steve Marshall
James Carpenter 'J.C.' Hooper
Jill Whitlow
Cynthia 'Cindy' Cronenberg
Tom Atkins
Det. Ray Cameron
Wally Taylor
Detective Landis
Allan Kayser
Brad
Bruce Solomon
Sgt. Raimi
Vic Polizos
Coroner
Dick Miller
Walt
Ken Heron
Johnny
Alice Cadogan
Pam
June Harris
Karen
David Paymer
Young Scientist
David Oliver
Steve
Evelyne Smith
House Mother
Leslie Ryan
Sorority Girl with Hairbrush
Suzanne Snyder
Lisa
Elizabeth Cox
Kathy
John J. York
Todd
Robert Kerman
Patrolman with Searchlight
Earl Ellis
Beta Zombie
Robert Kurtzman
Beta Zombie
Howard Berger
Beta Zombie
Daniel Frishman
Alien Zombie
Greg Nicotero
Extra (uncredited)
Dave Alan Johnson
Young Ray Cameron
Jim Townsend
Chett
Lori Lively
Lori
Kevin Thompson
Alien Pursuer #1
Joseph S. Griffo
Alien Pursuer #2
Jay Arlen Jones
Cop in Station
Elizabeth Alda
Alley Cop
Robert Kino
Mr. Miner