Riven

Chester Morris

as Horatio 'Boston Blackie' Black

Lynn Merrick

as Constance Gloria Mannard

Richard Lane

as Insp. John Farraday

Frank Sully

as Sgt. Matthews

Steve Cochran

as Jack Higgins

George E. Stone

as The Runt

Lloyd Corrigan

as Arthur Manleder

George M. Carleton

as Wilfred Kittridge

Edward Keane

as Doctor

George Lloyd

as Diz

George Meader

as Steven Cubaker

Jack Rice

as Mr. Obie

Douglas Wood

as Alexander Harmon

Dan Stowell

as Leslie Paisley

Arthur Dreifuss

Director

Michael Kraike

Producer

Richard Fantl

Editor

George Meehan

Director of Photography

Paul Yawitz

Story

Ben Markson

Screenplay

Jack Boyle

Writer