Carl Kolchak

Darren McGavin

Acting

Gail Foster

Carol Lynley

Acting

Tony Vincenzo

Simon Oakland

Acting

Bernie Jenks

Ralph Meeker

Acting

Sheriff Warren A. Butcher

Claude Akins

Acting

Police Chief Ed Masterson

Charles McGraw

Acting

District Attorney Tom Paine

Kent Smith

Acting

Mickey Crawford

Elisha Cook Jr.

Acting

Fred Hurley

Stanley Adams

Acting

Dr. Robert Makurji

Larry Linville

Acting

Dr. John O'Brien

Jordan Rhodes

Acting

Janos Skorzeny

Barry Atwater

Acting

Las Vegas Policeman (uncredited)

Edward Faulkner

Acting

Mrs. Brandon (uncredited)

Virginia Gregg

Acting

Intern (uncredited)

Buddy Joe Hooker

Acting

Irene Cagen

Acting

Edward Faulkner

Acting

Sig Frohlich

Acting

Eddie Garrett

Acting

Virginia Gregg

Acting

Buddy Joe Hooker

Acting

Monty O'Grady

Acting

Peggy Rea

Acting

Mark Russell

Acting

George Simmons

Acting