Inspector Killany of the New York City police department is called in to investigate the murder of a subway passenger and the usual-and-unusual suspects climb on and off at each stop.
Jack Holt
as Inspector Killian
Aileen Pringle
as Dale Tracy
Fred Kelsey
as Detective Kearney
Alan Roscoe
as Edward Tracy
Jason Robards Sr.
as Paul Bordon
Sidney Bracey
as Herman Stevens
Selmer Jackson
as Mason
William Humphrey
as Mr. Cotton
Ethel Wales
as Mrs. Cotton
Max Asher
as Mr. Blotnick
Bertha Blackman
as Mrs. Blotnick
Lillian Leighton
as Mrs. Mary Mullins (as Julianne Leighton)
