Barbara Stanwyck as Kathy Ferguson

Sterling Hayden as Lt. William Doyle

Raymond Burr as Inspektor Pope

Fay Wray as Alice Pope

Virginia Grey as Sara

Royal Dano as Capt. Charlie Alidas

Robert Griffin as Police Sgt. James

Dennis Cross as Police Sgt. Jules

Jay Adler as Mr. Nalence

Stuart Whitman as Laboratory Technician

Malcolm Atterbury as Police Officer Spitz

Robert Quarry as Sam, Reporter

Gail Bonney as Mrs. London

Joe Conley as Delivery Boy

Ralph Brooks as Reporter in Newspaper Office (Uncredited)

Larry Carr as

Jack Chefe as Bartender (uncredited)

Richard Collier as Reporter (uncredited)

Nan Dolan as

Madelon Erin as

Patricia Merlin as Taxi Driver (uncredited)

Charles Perry as Cornerman (uncredited)

Kenner G. Kemp as Party Guest (uncredited)

Peg La Centra as Mrs. James (uncredited)

Joe Ploski as Bartender (uncredited)

Carl Sklover as Restaurant Patron (uncredited)

Cosmo Sardo as Guest at Birthday Party (uncredited)

Bert Stevens as Policeman Writing Ticket (uncredited)

Geraldine Wall as Justice of the Peace (uncredited)

Helen Jay as Newspaper Reader (uncredited)

Jean Howell as Mrs. Jules (uncredited)