The Block Signal
Joe Ryan, a veteran train engineer, is demoted to a flagman position after a disastrous crash-- one caused by his cowardly and opportunistic partner. Though Ryan's failing eyesight is named as the cause of the crash, he's undeterred as he designs an automatic braking invention.
Top Billed Cast
Ralph Lewis
'Jovial Joe' Ryan
Jean Arthur
Grace Ryan
Hugh Allan
Jack Milford
George Chesebro
Bert Steele
Sidney Franklin
'Roadhouse' Rosen
Featured Crew
Frank O'Connor
Director
Edward J. Meagher
Scenario Writer
F. Oakley Crawford
Story
Frank O'Connor
Scenario Writer
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