Ooh... You Are Awful (1972)

Charlie Tully and womanizing Reggie Peek con two rich Italians out of £500,000, but during their flight out Charlie is arrested for conning an American and a dog. Reggie puts the money in a Swiss bank, and after Charlie is released is about to tell him which bank when Reggie is killed by Sid Sabbath's gang, with whose girlfriend Reggie had an affair. The only lead is four tattoos that are on the girls with whom Reggie had affairs while Charlie was in jail. But Sabbath is on Charlie's trail to kill him, and the Italians contract the mob to find the money and then kill him.