布拉福德·迪尔曼

Bradford Dillman

饰：Paul Grogan

凯文·麦卡锡

Kevin McCarthy

饰：Dr. Robert Hoak

基南·怀恩

Keenan Wynn

饰：Jack

艾瑞克·布里登

Eric Braeden

饰：Dr. Robert Hoak (swimming double) (uncredited)

乔·丹特

Joe Dante

饰：Scuba Diver #2 (uncredited)

约翰·塞尔斯

John Sayles

饰：Army Sentry (uncredited)

迪克·米勒

Dick Miller

饰：Buck Gardner

罗伯特·文森

Robert Vinson

饰：Soldier

芭芭拉·斯蒂尔

Barbara Steele

饰：Dr. Mengers

埃米•霍尔登•琼斯

Amy Holden Jones

饰：Hertz Clerk (uncredited)

菲尔·蒂贝特

Phil Tippett

饰：Scuba Diver #3 (victim) (uncredited)

希瑟·门齐斯

Heather Menzies

饰：Maggie McKeown

贝琳达·巴拉斯基

Belinda Balaski

饰：Betsy

梅洛迪·托马斯·斯科特

Melody Thomas Scott

饰：Laura Dickinson (as Melody Thomas)

布鲁斯-戈登

Bruce Gordon

饰：Colonel Waxman

巴里·布朗

Barry Brown

饰：Trooper

Shannon Collins

饰：Suzie Grogan

Shawn Nelson

饰：Whitney

理查德·迪肯

Richard Deacon

饰：Earl Lyon

珍妮·斯奎尔

Janie Squire

饰：Barbara Randolph

Roger Richman

饰：David

Bill Smillie

饰：Jailer

Guich Koock

饰：TV Pitchman

Jack Pauleson

饰：Boy in Canoe

Eric Henshaw

饰：Father in Canoe

Virginia Dunnam

饰：Girl

Hill Farnsworth

饰：Water-skier

Bruce Paul Barbour

饰：Man in Boat (as Bruce Barbour)

Robyn Ray

饰：Screaming Woman

Mike Sullivan

饰：Dam Guard

Jack Cardwell

饰：Brandy

Sally Bondi

饰：Swimming Deb (uncredited)

Andrew G. La Marca

饰：Scuba Diver #1 (uncredited)

保罗·巴特尔

Paul Bartel

饰：Mr. Dumont

杰克·卡德韦尔

Jack Cardwell

Diamond Farnsworth

饰：Water-skier,(as Hill Farnsworth)