Danger Lights

Louis Wolheim

Dan Thorn

Robert Armstrong

Larry Doyle

Jean Arthur

Mary Ryan

Hugh Herbert

Professor

Frank Sheridan

Ed Ryan

Robert Edeson

Tom Johnson

Alan Roscoe

Jim

William P. Burt

Chief Dispatcher

Jim Farley

Joe Geraghty

James Donlan

Picnic Barker (uncredited)

Frank Mills

Hobo (uncredited)

Lee Phelps

Railroad Worker (uncredited)

James Ashmore Creelman

Story

Archie Marshek

Editor

Karl Struss

Director of Photography

Clem Portman

Sound

Myles Connolly

Associate Producer

George B. Seitz

Director

William LeBaron

Producer

Max Rée

Costume Design

John W. Boyle

Director of Photography

Fred Bentley

Camera Operator

James Daly

Assistant Camera

George K. Spoor

Co-Producer