Frankie Darro. Frankie Darro was 15 in The Wolf Dog as 'Frank Courtney'.
Boots Mallory. Boots Mallory was 19 in The Wolf Dog as 'Irene Courtney'.
George J. Lewis. George J. Lewis was 29 in The Wolf Dog as 'Bob Whitlock'.
Henry B. Walthall. Henry B. Walthall was 55 in The Wolf Dog as 'Jim Courtney'.
Hale Hamilton. Hale Hamilton was 50 in The Wolf Dog as 'Norman Bryan'.
Fred Kohler. Fred Kohler was 45 in The Wolf Dog as 'Joe Stevens'.
Niles Welch. Niles Welch was 45 in The Wolf Dog as 'Mason'.
Gordon De Main. Gordon De Main was 47 in The Wolf Dog as 'Murphy'.
Yakima Canutt. Yakima Canutt was 37 in The Wolf Dog as 'Bill'.
Cornelius Keefe. Cornelius Keefe was 33 in The Wolf Dog as 'Jerry Patton'.
Tom London. Tom London was 44 in The Wolf Dog as 'Brooks'.
Stanley Blystone. Stanley Blystone was 39 in The Wolf Dog as 'Lang'.
Colbert Clark. Colbert Clark was 35 in The Wolf Dog as 'Director, Screenplay'
Harry L. Fraser. Harry L. Fraser was 44 in The Wolf Dog as 'Director'William Nobles. William Nobles was 40 in The Wolf Dog as 'Director of Photography'Harry Neumann. Harry Neumann was 42 in The Wolf Dog as 'Director of Photography'Tom Galligan. Tom Galligan was >> in The Wolf Dog as 'Director of Photography'Al Martin. Al Martin was 36 in The Wolf Dog as 'Screenplay'Nat Levine. Nat Levine was 34 in The Wolf Dog as 'Producer'Earl Turner. Earl Turner was 49 in The Wolf Dog as 'Editor'Lee Zahler. Lee Zahler was 40 in The Wolf Dog as 'Music'Yakima Canutt. Yakima Canutt was 37 in The Wolf Dog as 'Stunts'
Kermit Maynard. Kermit Maynard was 36 in The Wolf Dog as 'Stunts'Barney A. Sarecky. Barney A. Sarecky was 38 in The Wolf Dog as 'Screenstory'
George Magrill. George Magrill was 33 in The Wolf Dog as 'Stunts'
Rin-Tin-Tin Jr.