Frenzy actual London serial murder cases: the Christie murders in the early 1950s, and the Jack the Ripper murders in 1888. Barry Foster has said that, in order to prepare for his role, he was asked by Hitchcock to study two books about Neville Heath, an English serial killer who would often pass himself off as an officer in the RAF. "Frenzy" was the third and final film that Hitchcock made in Britain after he moved to Hollywood in 1939. The other two were "Under Capricorn" in 1949 and "Stage Fright" in 1950 (although there were some interior and exterior scenes
The Who Tour 1972 anthems after memorably appearing during "The Kids Are Alright" film credits and on the soundtrack. Additionally, Pete Townshend sang lines from "However Much I Booze" during a jam in "My Generation" during the second show in Copenhagen, three years before its release on "The Who By Numbers"; the obscure B-side "Wasp Man" was also referenced lyrically in the same manner during the concert in Brussels. Apart from the new songs, the set list was similar to what was played during the second tour of the United States in November–December 1971, the notable difference being a curtailed "Tommy" segment that only