道格·麦克洛

Doug McClure

饰：Jim Hill

安·托克尔

Ann Turkel

饰：Dr. Susan Drake

维克·莫罗

Vic Morrow

饰：Hank Slattery

Cindy Weintraub

饰：Carol Hill

Anthony Pena

饰：Johnny Eagle (as Anthony Penya)

Denise Galik-Furey

Denise Galik-Furey

饰：Linda Beale

Lynn Theel

饰：Peggy Larson

Meegan King

饰：Jerry Potter

Breck Costin

饰：Tommy Hill

Hoke Howell

饰：Deke Jensen

Don Maxwell

Don Maxwell

饰：Dickie Moore

David Strassman

饰：Billy

Greg Travis

Greg Travis

饰：Mike Michaels, Radio Announcer

Linda Shayne

饰：Sandy, Miss Salmon

Lisa Glaser

饰：Becky

Bruce Monette

饰：Jake Potter

Shawn Erler

饰：John, Hill Baby

Frank Arnold

饰：Old Man

Amy Barrett

饰：Amy

Jo Williams

饰：Herself on Piano

Henry T. Williams

饰：Bass (as Whitewater Boy)

Lyle Isom

饰：Banjo (as Whitewater Boy)

Jonathan Lehan

饰：Fiddle (as Whitewater Boy)

罗伯·博汀

Rob Bottin

饰：Humanoid (uncredited)

Raine Lightner

饰：Hill Baby (uncredited)

Vincent Prentice

饰：Humanoid Victim (uncredited)

Kent Adamson

饰：Humanoid Killer (uncredited)

Larry Wessel

饰：Humanoid Killer (uncredited)