Gammera the Invincible
- Año: 1966
- País: United States of America
- Género: Terror, Ciencia ficción
- Estudio: World Entertainment Corp., Harris Associates
- Palabra clave: japan, monster, giant monster, turtle, rampage, kaiju, gamera (giant turtle)
- Director: 湯浅憲明, Sandy Howard
- Emitir: Albert Dekker, Brian Donlevy, Diane Findlay, John Baragrey, Dick O'Neill, 船越英二