Cast and Crew Of - The
Cast Members
Strongheart Strongheart the Dog
Bob Custer Boston Blackie
Corliss Palmer Sylvia Markham
Rosemary Cooper Necklace Nellie
Coit Albertson Denver Dan
William Worthington John Markham
Florence Wix Mrs. John Markham
J.P. Lockney Rob Nichols
Violet Palmer Annette
