William "Hopalong" Cassidy

William Boyd

Acting

Clarence "California" Carlson

Andy Clyde

Acting

Lucky Jenkins

Rand Brooks

Acting

Anne Larson

Elaine Riley

Acting

Prof. Alonzo Larson

Joel Friedkin

Acting

Nat Bentley

Kenneth MacDonald

Acting

Gerald Waite

Cliff Clark

Acting

Deal Marden, chief henchman

Don Haggerty

Acting

Miner-Henchman Buck

Richard Alexander

Acting

Miner-Henchman Sam

Zon Murray

Acting

Mr. Radley

George Eldredge

Acting

Mine Foreman

William Bailey

Acting