A bitterly jealous sponge fisherman tries to sabotage a fellow diver.
Lon Chaney Jr.
Mr. Demitri (as Lon Chaney)
Arthur Lake
Pete
Lloyd Bridges
Ray Douglas
John Qualen
Capt. Athos
Dickie Moore
George Athos
Eric Feldary
Alex
Ian MacDonald
Nick
Tanis Chandler
Simi
Harry Cheshire
Uncle Mike
