Dr. Frederick Klaus Myron Natwick

Victor Hunter Brian Knudson

Sandra Jensen Mary Louise Gemmill

Dr. Lee Fong 克里斯托弗·赵

Heidi Paula Randol-Smith

Dr. Paul Holt John-Scott Taylor

Tom (as Chris Wolf) Christopher Wolf

Eddie Oliver Leymarie

Hopper Kelvin Tsao

Louis Ray Essler

Agent / Radio Voiceover Bob Rudd

Agent Chris DeCanette

Priest Leroy Jones

Dorothy Betsy Ferguson

Ripley Beatrice Dickson

Ms. Edokko Carolyn Wang

Jesus Freak Jerry West

Couple on Beach Scott Blackwood

Couple on Beach Daryl Shannon

Mickey Mike McFarland

Mickey's Girlfriend Nancy Gaines

Alpha Interns Steve Hardy

Alpha Interns Geir Ness

Policemen Gary Nadeau

Policemen Mark Murphy

Foster Ed You

Norm Forrest Patrick

Motorcycle Messenger Steve Neale

Charlie (as Gregory Alcus) Gregory P. Alcus

Foster's Wife Kris Burcham

Vickie Connie Singer

Man Changing Tire (as Kim Koscki) Kim Robert Koscki

Man in Motel (as Conrad Hurt) Conrad Hurtt

Beach Girl Elisa Monroe

Beach Girl Bronwyn St. John

Man in Car (as Charles Ward) Chuck Ward

Praying Woman (as Pat Casiano) Pat Casiano

Child George Casiano Jr.