Bob Custer. Bob Custer was 32 in Law of the Rio Grande as ''Snapper' Jim Norris'.Betty Mack. Betty Mack was 29 in Law of the Rio Grande as 'Judy Lanning'.Edmund Cobb. Edmund Cobb was 39 in Law of the Rio Grande as ''The Blanco Kid''.Harry Todd. Harry Todd was 67 in Law of the Rio Grande as ''Cookie''.Carlton King. Carlton King was >> in Law of the Rio Grande as 'Col. Lanning'.Nelson McDowell. Nelson McDowell was 60 in Law of the Rio Grande as 'Wolf Hardy'.Edward Peil Sr.. Edward Peil Sr. was 48 in Law of the Rio Grande as 'Second Sheriff'.Tracy Lane. Tracy Lane was >> in Law of the Rio Grande as 'Henchman Trace'.Charles LeMoyne. Charles LeMoyne was >> in Law of the Rio Grande as 'Henchman Slim'.Fred Burns. Fred Burns was 53 in Law of the Rio Grande as 'First Sheriff'.Forrest Sheldon. Forrest Sheldon was >> in Law of the Rio Grande as 'Director'Herbert Kirkpatrick. Herbert Kirkpatrick was 31 in Law of the Rio Grande as 'Director of Photography'Melville De Lay. Melville De Lay was 32 in Law of the Rio Grande as 'Assistant Director'Bennett Cohen. Bennett Cohen was 40 in Law of the Rio Grande as 'Writer'Elizabeth Burnbridge. Elizabeth Burnbridge was >> in Law of the Rio Grande as 'Writer'Fred Bain. Fred Bain was 36 in Law of the Rio Grande as 'Editor'