How many movies have Harold Sanderson and Roger Heman Sr. collaborated on?

They have worked on 2 movies together! Their first movie together was I Was a Male War Bride (1949) while their highest rated movie together was Night and the City (1950). They have not worked together since Night and the City (1950).

Night and the City (1950)

Role
Man at Wrestling Match (uncredited)
Crew
Sound Recordist

I Was a Male War Bride (1949)

Role
Mail Clerk (uncredited)
Crew
Sound