The Unknown Terror
- Viti: 1957
- Vendi: United States of America
- Zhanri: Horror
- Studio: Emirau Productions, Regal Films
- Fjalen: amazon rainforest, mad scientist, missing person, underground cavern, man with limp, fungus people, primitive village
- Drejtori: Charles Marquis Warren
- Cast: John Howard, Mala Powers, Paul Richards, May Wynn, Gerald Milton, Duane Grey