Some viewers find the pacing a bit slow once the action moves from the heist to the circus investigation. While the mystery offers several red herrings, modern reviewers often find the twists somewhat predictable.
remains a solid recommendation for fans of 1960s British thrillers and those who enjoy seeing cult cinema legends sharing the screen in a gothic circus setting. Psycho-Circus (1966) - IMDb Il Lungo Coltello Di Londra 1966
“The best reason to watch this is for an armored car heist that takes place on Tower Bridge... which according to the director, they shot in a single day.” Letterboxd Some viewers find the pacing a bit slow