10 Rillington Place (1971)

Continuity mistake: The pint of beer seems almost full during the visit to the pub, with Tim's wife. It's suddenly half empty when he drinks it, then almost full again.

Filmfan

John Reginald Christie: This stuff I use, 1 in 10 might die from it.
Timothy John Evans: Die.
John Reginald Christie: Well, that's an acceptable medical risk.