Mystery of the Riverboat

Robert Lowery

as

Steve Langtry

Marjorie Cleme...

as

Jenny Perrin

Lyle Talbot

as

Rudolph Toller

Arthur Hohl

as

Clayton

Oscar O'Shea

as

Capt. Ethan Pe...

Joe Devlin

as

Louis Schaber

Anthony Warde

as

Bruno Bloch

Francis McDona...

as

Batiste

Eddy Waller

as

Charles Langtry

Marion Martin

as

Celeste Eltree...

Eddie Quillan

as

Jug Jenks [Chs...

Alec Craig

as

Chief Engineer...

Ian Wolfe

as

Hermann Einrei...

Dick Curtis

as

Craig Cassard ...

Byron Foulger

as

Dr. Hartman [C...

Earle Hodgins

as

Jean Duval [Ch...

Cy Kendall

as

Police Chief F...

Ralph Sanford

as

Sawyer, the ga...

Jimmie Dodd

as

The Singer-Gui...