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