迈克尔·道格拉斯

Michael Douglas

饰：Dr. Mark Bellows

雷普·汤恩

Rip Torn

饰：Dr. George

理查德·韦德马克

Richard Widmark

饰：Dr. Harris

洛伊丝·奇利斯

Lois Chiles

饰：Nancy Greenly

汤姆·塞立克

Thomas William Selleck

饰：Sean Murphy

本尼·鲁宾

Benny Rubin

饰：Mr. Schwartz

迈克·拉里

Mike Lally

饰：Security Man (as Mike Lally Sr.)

David McKnight

David McKnight

饰：Man in Elevator

艾德·哈里斯

Ed Harris

饰：Pathology Resident #2

杰弗里·科拉齐尼

Jeffrey Corazzini

饰：Patient (uncredited)

鲍勃戴奥

Bob Dio

饰：Subway Passenger (uncredited)

Gerry Vichi

饰：Ambulance Driver (uncredited)

Nicky

饰：Patterson Institute Chief of Security (uncredited)

詹妮薇芙·布卓

Geneviève Bujold

饰：Dr. Susan Wheeler (as Genevieve Bujold)

伊丽莎白·阿什利

Elizabeth Ashley

饰：Mrs. Emerson

哈里·罗兹

Hari Rhodes

饰：Dr. Morelind (as Harry Rhodes)

Gary Barton

饰：Computer Technician

Frank Downing

饰：Kelly

理查德·多伊尔

Richard Doyle

饰：Jim

Alan Haufrect

Alan Haufrect

饰：Dr. Marcus

蓝斯·勒高勒

Lance LeGault

饰：Vince (as Lance Le Gault)

迈克尔·麦克雷

Michael MacRae

饰：Chief Resident

贝蒂·麦奎尔

Betty McGuire

饰：Nurse

查尔斯西伯特

Charles Siebert

饰：Dr. Goodman

威廉·温特索尔

William Wintersole

饰：Lab Technician

Ernest Anderson

饰：First Doctor

哈里·巴什

Harry Basch

饰：Second Doctor

Maury Cooper

饰：Third Doctor

Joni Palmer

饰：Dance Instructor

乔安娜·科恩斯

Joanna Kerns

饰：Diane

Kay Cole

饰：Sally

Tom Borut

饰：Dr. Cowans (as Tom Borut M.D.)

Philip G. Brooks

饰：Dr. Richards (as Philip G. Brooks M.D.)

大卫·霍兰德

David Hollander

饰：Jimmy

Dick Balduzzi

饰：1st Maintenance Man

Gary Bisig

Gary Bisig

饰：2nd Maintenance Man

库尔特·安东

Kurt Andon

饰：1st Cop

Wyatt Johnson

饰：2nd Cop

John Widlock

饰：Norman

Duane Tucker

饰：1st Man in Shower

Del Hinkley

饰：2nd Man in Shower

保罗·瑞恩

Paul Ryan

饰：1st Technician

Michael Mann

Michael Mann

饰：2nd Technician

萨丽娜·C·格兰特

Sarina C. Grant

饰：Woman in Elevator

Gerald Benston

饰：Anesthetist (as Gerald Benston M.D.)

Robert Burton

Robert Burton

饰：Pathology Residents

Joe Bratcher

饰：Surgical Residents

Martin Speer

饰：Surgical Residents

Roger Newman

饰：Surgical Residents

Paul Davidson

饰：Surgical Residents

Amentha Dymally

饰：Nurses

Lois Walden

饰：Nurses

Sharron Frame

饰：Nurses

苏·巴格登

Sue Bugden

饰：Nurses

Susie Luner

饰：Nurses

Edward C. Higgins

饰：Security Guard #2 (uncredited)

Donald Torres

饰：(uncredited)

沃恩·阿姆斯特朗

Vaughn Armstrong

杰森·伯纳德

Jason Bernard

杰拉尔德·伯恩斯

Gerald Berns

菲利普·贝克·霍尔

Philip Baker Hall

Donald Wayne

兰斯·勒高特

Lance LeGault

饰：Vince