Darren McGavin

Carl Kolchak

Carol Lynley

Gail Foster

Simon Oakland

Tony Vincenzo

Ralph Meeker

Bernie Jenks

Claude Akins

Sheriff Warren A. Butcher

Charles McGraw

Police Chief Ed Masterson

Kent Smith

District Attorney Tom Paine

Elisha Cook Jr.

Mickey Crawford

Stanley Adams

Fred Hurley

Larry Linville

Dr. Robert Makurji

Jordan Rhodes

Dr. John O'Brien

Barry Atwater

Janos Skorzeny

Irene Cagen

Edward Faulkner

Las Vegas Policeman (uncredited)

Sig Frohlich

Eddie Garrett

Virginia Gregg

Mrs. Brandon (uncredited)

Buddy Joe Hooker

Intern (uncredited)

Monty O'Grady

Peggy Rea

Mark Russell

George Simmons

John Llewellyn Moxey

Director

Richard Matheson

Guión, Guión Adaptado

Jeffrey Grant Rice

Novela

Michel Hugo

Director de Fotografía

Bob Cobert

Compositor de la Música Original

Dan Curtis

Productor

ABC

Compañía de Produccion

Hoyt Bowers

Casting

Desmond Marquette

Editor

Trevor Williams

Dirección Artística

Fred Price

Decorados

Dick Ziker

Stunt Coordinator