The Unknown Terror
The Unknown Terror
The Unknown Terror en Cuevana 3.
- Género: Terror
- País: United States
- Director: Charles Marquis Warren
- Actores: John Howard, Mala Powers, Paul Richards, May Wynn, Gerald Milton, Duane Grey, Richard Gilden, Martín Garralaga, Patrick O'Moore, William Hamel, Charles Grey, Charles Postal, Sir Lancelot, Charles Cirillo, Jim Whitecloud, Foster Hood,