James Gleason - Captain Gledhill 역

Felix Bressart - Professor Morris Avrum 역

Art Baker - Henry Pritchard 역

Sheldon Leonard - Detective Pacciano 역

Howard Freeman - Dr. Markheim 역

Houseley Stevenson - Montgomery Thatcher 역

Paul Harvey - Mr. Arnspiger 역

Francis Pierlot - Dr. Herbert Watson 역

Jess Barker - Arnold Sykes 역

Mikel Conrad - Freddie Blair 역

Vangie Beilby - Old Lady at Lecture (uncredited) 역

Marjorie Bennett - Waitress (uncredited) 역

Leonard Bremen - Truck Driver (uncredited) 역

Paul Brinegar - Reporter (uncredited) 역

Frank Cady - Reporter (uncredited) 역

Edmund Cobb - Policeman (uncredited) 역

Helen Crozier - Maid (uncredited) 역

Johnny Duncan - Bellhop (uncredited) 역

Adolph Faylauer - Bald Man at Lecture (uncredited) 역

Sandra Gould - Newspaper Girl (uncredited) 역

Ethyl May Halls - Woman at Window (uncredited) 역

Chuck Hamilton - Policeman (uncredited) 역

Herbert Heywood - Attendant (uncredited) 역

Tommy Ivo - Horace - Boy at Roadblock (uncredited) 역

Lyle Latell - Reporter (uncredited) 역

George Lynn - Policeman (uncredited) 역

Enid Markey - Clara (uncredited) 역

Maurice Marsac - Louis (uncredited) 역

Charles McAvoy - Policeman (uncredited) 역

Ralph Peters - Portly Man (uncredited) 역

Jack Rice - Good Humor Man (uncredited) 역

Brick Sullivan - Policeman (uncredited) 역

Charles Sullivan - Truck Driver in Cafe (uncredited) 역

Jim Toney - Bartender (uncredited) 역

Harland Tucker - Clerk (uncredited) 역

Minerva Urecal - Gas Station Attendant (uncredited) 역

Dorothy Vaughan - Leona (uncredited) 역

Charles Flynn - Policeman (uncredited) 역