Mystery Man
1944Hoppy's ranch is threatened by rustlers. Hoppy and the gang oblige as usual.
Acted in
William Boyd
as Hopalong Cassidy
Andy Clyde
as California Carlson
Jimmy Rogers
as Jimmy Rogers
Don Costello
as Bud Trilling
Eleanor Stewart
as Diane Newhall
Francis McDonald
as Bert Rogan
Forrest Taylor
as Sam Newhall
Jack Rockwell
as Ted Blane
John Merton
as Bill
Pierce Lyden
as Red
Ozie Waters
as Singing Ranch Hand
Bob Burns
as Tom Hanlon