Robert Cummings as Barry Kane

Priscilla Lane as Pat Martin

Otto Kruger as Charles Tobin

Alan Baxter as Freeman

Clem Bevans as Neilson

Norman Lloyd as Frank Fry

Alma Kruger as Mrs. Henrietta Sutton

Vaughan Glaser as Mr. Miller

Dorothy Peterson as Mrs. Mason

Ian Wolfe as Robert

Frances Carson as Society Woman

Murray Alper as Truck Driver

Kathryn Adams as Young Mother

Pedro de Cordoba as Bones - Circus Troupe

Billy Curtis as Midget - Circus Troupe

Marie Le Deaux as Fat Woman - Circus Troupe

Anita Sharp-Bolster as Esmeralda the Bearded Lady

Jeanne Romer as Siamese Twin

Laura Mason as Siamese Twin

Oliver Blake as Deputy Sheriff (uncredited)

Alfred Hitchcock as Man in Front of New York Drugstore (uncredited)

Pat Flaherty as George - Elevator Operator (uncredited)

Sam Harris as Party Guest (uncredited)

Frank McLure as Party Guest (uncredited)

Harold Miller as Party Guest (uncredited)

Cyril Ring as Party Guest (uncredited)

Hans Conried as Edward (uncredited)

Tony Randall as Cameraman (uncredited)

Will Wright as J.C. Lormans - Company Official (uncredited)

Charles Halton as Second Sheriff (uncredited)

Dick Gordon as Party Guest (uncredited)

Hardie Albright as Detective (uncredited)

Frank Baker as Navy Officer at Ship Launching (uncredited)

Edward Biby as Dignitary at Ship Launching (uncredited)

William A. Boardway as Navy Officer at Ship Launching (uncredited)

Lulu Mae Bohrman as Party Guest (uncredited)

Al Bridge as Marine MP Sergeant (uncredited)

Ralph Brooks as Party Guest (uncredited)

Paul E. Burns as Farmer (uncredited)

Don Cadell as FBI Man (uncredited)

James Carlisle as Party Guest (uncredited)

Jack Cheatham as Detective Outside Movie Theater (uncredited)

Kernan Cripps as Man in Movie Audience (uncredited)

Oliver Cross as Party Guest (uncredited)

Mary Curtis as Midget (uncredited)

Sayre Dearing as Party Guest (uncredited)

Harry Denny as Admiral (uncredited)

Helen Dickson as Party Guest (uncredited)

Norma Drury as Refugee Mother (uncredited)

Ralph Dunn as FBU Agent at Mason's House (uncredited)

John Eldredge as Footman (uncredited)

Paul Everton as Party Guest (uncredited)

James Flavin as Motorcycle Cop (voice) (uncredited)

Eddie Foster as Driver for Saboteurs (uncredited)

Ben Frommer as Theatre Patron (uncredited)

Jack Gardner as Pat's Taxi Driver (uncredited)

Gene Garrick as Plant Worker (uncredited)

Art Gilmore as Radio Broadcaster (voice) (uncredited)

Gus Glassmire as Mr. Pearl (uncredited)

William Gould as Stranger on Sidewalk (uncredited)

Aleth Hansen as Cowhand (uncredited)

Margaret Hayes as Henry's Wife in Movie (uncredited)

Vinton Hayworth as Will - Other Man in Movie (uncredited)

Selmer Jackson as FBI Chief (uncredited)

Milton Kibbee as Man Killed in Movie Theater (uncredited)

Rex Lease as Plant Cafeteria Worker (uncredited)

Will Lee as Rogers (uncredited)

Ethelreda Leopold as Party Guest (uncredited)

Alexander Lockwood as Marine (uncredited)

Nancy Loring as Young Mother (uncredited)

Lou Lubin as Man (uncredited)

Jimmie Lucas as Taxi Driver (uncredited)

Frank Marlowe as Man in Newsreel Truck (uncredited)

Kermit Maynard as Cowhand (uncredited)

Dick Midgley as FBI Agent (uncredited)

Belle Mitchell as Adele - Tobin's Maid (uncredited)

Margaret Moffatt as Mrs. Moore - Neighbor (uncredited)

Field Norton as Party Guest (uncredited)

Gene O'Donnell as Jitterbug (uncredited)

Paddy O'Flynn as Counterman at Statue of Liberty (uncredited)

George Offerman, Jr. as Plant Worker (uncredited)

Dorothy Parker as Woman in Car (uncredited)

Emory Parnell as Henry - Husband in Movie (uncredited)

Ruth Peterson as Society Woman (uncredited)

Lee Phelps as Plant Security Officer (uncredited)

Paul Phillips as Driver (uncredited)

Gerald Pierce as Elevator Operator (uncredited)

Alexander Pollard as Party Guest (uncredited)

Catherine Price as Party Guest (uncredited)

Louis Quince as Tourist (uncredited)

Lynne Romer as Siamese Twin (uncredited)

William Ruhl as Deputy Marshal (uncredited)

Paul Russell as Party Guest (uncredited)

Jeffrey Sayre as Saboteur (uncredited)

Charles Sherlock as Barry's Taxi Driver (uncredited)

Byron Shores as Detective (uncredited)

Harry Strang as Motorcycle Highway Patrolman (uncredited)

Virgil Summers as Henchman (uncredited)

Torin Thatcher as Man (uncredited)

Jean Trent as Blonde Aircraft Worker (uncredited)

Archie Twitchell as Motorcycle Cop (voice) (uncredited)

Dale Van Sickel as FBI Assistant - Phone Operator (uncredited)

Claire Whitney as Wife in Movie Audience (uncredited)

Matt Willis as First Sheriff (uncredited)

Marjorie Wood as Farmer's Wife (uncredited)

Barton Yarborough as First FBI Man at Mason's House (uncredited)

Duke York as Deputy Sheriff (uncredited)