Riven

William Boyd

as Hopalong Cassidy

Andy Clyde

as California Carlson

Rand Brooks

as Lucky Jenkins

John Kellogg

as Lee Garvin

Elaine Riley

as Jessie Garvin

Stanley Andrews

as Tom Smith

Don Haggerty

as Harmon Roberts

Harry Strang

as Banks

Will Orleans

as Ben Watts

John Butler

as Storekeeper

Herbert Rawlinson

as Constable Reardon

Wayne C. Treadway

as Engineer

George Archainbaud

Director

Jerome Pycha Jr.

Art Direction

Darrell Calker

Music

Mack Stengler

Director of Photography

Earl Moser

Wardrobe Designer

George Sawley

Set Decoration

Tom Lambert

Sound

Lewis J. Rachmil

Producer

Doris Schroeder

Screenplay

Clarence E. Mulford

Characters