Director Michael Powell’s home at #8 Melbury Road, W14, London, used as Mark’s childhood home as seen in the home movies in Peeping Tom. Nearby #5 Melbury Road was used for Mark’s adult home, but #5 has since been torn down. Original photo found here.
The Newman Arms in Fitzrovia, the pub below Dora’s flat. Directly to the left under the red arch is Newman Passage, also used prominently in the film. You can see the passage from the inside here.