Apart from occasional tunes in the background, no musical score was added to the soundtrack, enforcing the realistic aspect of the film.
Even though George Dixon is killed in this movie he managed to star in the spin off TV series Dixon of Dock Green.
The first fictional film to be made with the co-operation of London's Metropolitan Police.
The first film of Glyn Houston.
The first film to use the word "bastard" in its dialogue.
The original Blue Lamp was transferred to the new Paddington Green Police Station and stands there today. It has recently been restored.
The producers obtained the full co-operation from the Metropolitan Police (the first film to do so) and were therefore able to use the real-life Paddington Green Police Station and New Scotland Yard for their location work.
Writer T.E.B. Clarke used to be a policeman.