Mark Lindsay Chapman
Richard Armour
Acting
Susan Blakely
Layla
Acting
Lisa Blount
Cindy
Acting
Brion James
Alien Leader
Acting
Earl Boen
Sid
Acting
Geoffrey Lewis
Prof. Alan Jeffries
Acting
Catherine Mary Stewart
Angela Taylor
Acting
Nicole Eggert
Elyse Jeffries
Acting
Paul Brinegar
Pops
Acting
Barry Pearl
Eddie
Acting
Barbara Townsend
Celia Evans
Acting
Channing Chase
Susan Weiss
Acting
Glen Vernon
Henry Evans
Acting
Richard Partlow
FBI Agent #2
Sound
Biff Yeager
FBI Agent #1
Acting
Toni Attell
Patti
Acting
James R. Parkes
Policeman
Acting
Rodger LaRue
Man in Coat
Acting
Stanley Bennett Clay
Cammie
Acting
Greg Collins
Policeman
Acting
Lola Fisher
Nervous Lady
Acting
Robert Beaulieu
Nervous Man
Acting
Al Pugliese
Agent #2
Acting
Martin Clark
Coroner
Acting
John Durbin
Trucker
Acting
Jerry Boyd
Agent #1
Acting
Helen Anderson
Female Airline Agent
Acting
William Jackson
Airline Supervisor
Acting
Gary Burden
Bum
Acting
Julie Harris
Girl
Acting
Walter G. Zeri
Agent
Acting