Underwater Filming Barge

Irwin Allen (right) with Winton C. Hoch (at back) in the filming barge with Irwin looking through the porthole into the tank (Fox Moat) where filming of the underwater scenes took place for the Voyage to the Bottom of the Sea Movie (1961).

Picture from the American Cinematographer magazine dated September 1961.

Credit: American Cinematographer September 1961