Trivia: For production designer Ken Adam's giant Pinewood volcano set, some 700 tons of steel were used, and some 250,000 square yards of canvas. It featured a working monorail and elevators and cost £1 million to produce.
Trivia: When Frankenstein and Hertz are finishing their evening meal at the cafe, Hertz eats only one pea with a glass of Champagne. Cushing begins to go out of character, struggling not to laugh when Hertz shakes the empty bottle. (00:25:20)