Overview
Corporal Larry Grant and Sergeant "Mac" McGowan, of the United States Marine Corps, are rival for the love of Frances Schiller, but team up to hunt down "The Tiger Shark," a mad, scientific wizard who is holding Sergeant William Schiller, Frances' brother, a prisoner on a wild, jungle island in the Pacific.
Cast
- Grant Withers as Cpl. Larry Lawrernce
- Adrian Morris as Sgt. Mack McGowan
- Ann Rutherford as Frances Schiller
- Robert Warwick as Col. W. R. Bennett
- George J. Lewis as Sgt. William Schiller [Chs. 1-4]
- Pat O'Malley as Capt. Grayson [Ch. 1]
- Victor Potel as Fake Native Chief [Ch. 12]
- Jason Robards Sr. as Kota
- Warner Richmond as Metcalf
- Robert Frazer as H.R. Douglas