Namu, the Killer Whale

Namu, the Killer Whale reissued as Namu, My Best Friend is a 1966 American film about a killer whale orca being studied by a local marine biologist and initially feared by local townspeople. The fictional story was filmed on location in the San Juan Islands and at Rich Cove near Port Orchard in the US state of Washington. The film starred the orca Namu, one of the first orcas ever displayed in captivity.

Source: Wikipedia