The house is interesting, it never existed. There were pieces of the house built and there’s a shot where we were walking. You see the house in the background and that’s a traveling matte shot. That was a paint of the house and we were on a treadmill. And the house is going back and we’re standing still. - Martin Landau
Cary Grant & James Mason cringing as Eva Maie Saint plays the harp on the set of North by Northwest (1959).