Mike Barrett

Wayne Maunder

Maggie Russell

Marianne McAndrew

Elmo Duncan

Philip Carey

Constance

Yvonne DeCarlo

Luther Yerkes

Jay C. Flippen

Faye Osborn

Edy Williams

Sean O'Flanagan

John Carradine

Griffith

Lyle Bettger

Judge Upshaw

Harold J. Stone

Norman Quandt

Jackie Gayle

Phil Sanford

Tom Selleck

Merle Reid

Ron Randell

Irwin Blair

Stanley Adams

Sheri Moore

Yvonne D'Angers

Sgt. Kellog

Charles Drake

Anna Lou White

Jan Shutan

Christian Leroux

Alexander D'Arcy

Clay Rutherford

James Iglehart

Paul Van Fleet

Berry Kroeger

Jerry Griffith

John Sarno

Officer Iverson

Charles Napier

Yerkes' Girlfriend

Shawn Devereaux

George Perkins

Billy Durkin

Wolfman Jack

Wolfman Jack

Howard Moore

John Lawrence

Olin Adams

Cal Bartlett

Ben Fremont

Robert Moloney

Harvey Underwood

Olan Soule

Dr. Roger Trimble

Stuart Lancaster

Clay Rutherford

Jim Iglehart

Detective

Patrick Wright

Librarian

Lillian Lehman

Kate Jackson

Cardinal McManus

David Brian

Fremont's Girlfriend

Judith Baldwin

Woman with Gorilla (uncredited)

Uschi Digard

TV Commentator

Ralph Story

Juror (uncredited)

Sally Marr

Olivia St. Clair

Kay Peters

Father Sarfatti

Richard Angarola

Avis

Lynn Hamilton

Louis Polk

Regis J. Cordic

Donna Novick

Mora Gray

Charles Wynter

Ken Jones

Commentator

Bill Baldwin

Ashcroft

Robin Hughes

Reporter

Vince Williams

Reporter

James Bacon

Dr. Quigley

John Gruber

Dr. Eberhart

Chris Marks

Merle Reid's Cameraman

Peter Shrayder

George Perkins

Bill Durkin

Thug

Paul Stader

Yerkes' Butler

Henry Rowland

Juror

George DeNormand

Juror

Jeffrey Sayre

Court Bailiff

Barry Coe

Marthe Keller