Diamonds Are Forever is a 1971 spy film and the seventh official installment of the James Bond film series. This is the sixth and final official appearance of Sean Connery as James Bond, although he would later play Bond again in 1983's Never Say Never Again. Charles Gray also returns to the series, having previously appeared as Henderson in You Only Live Twice. Bernard Lee, Lois Maxwell and Desmond Llewellyn as all make return appearances. Jill St. John appears as Tiffany Case, the first American Bond girl. Bruce Glover ad Putter Smith portray the film's most memorable characters; gay assassins Mr. Wint and Mr. Kidd.
Sean Connery as James Bond, British MI6 agent 007.
Jill St. John as Tiffany Case, an attractive diamond smuggler.
Charles Gray as Ernst Stavro Blofeld, the megalomaniacal head of SPECTRE.
Bruce Glover and Putter Smith as Mr. Wint and Mr. Kidd, a pair of gay assassins.
Jimmy Dean as Willard Whyte, a reclusive billionaire.
Lana Wood as Plenty O'Toole, an opportunistic gold digger.
Norman Burton as Felix Leiter, Bond's close friend from the CIA.
Bruce Cabot as Bert Saxby, Whyte's casino manager who secretly works for Blofeld.
Joseph Furst as Professor Doctor Metz, the world's leading expert on laser refraction.
Joe Robinson as Peter Franks, a diamond smuggler whose identity is taken on by Bond.
Leonard Barr as Shady Tree, a stand-up comedian and smuggler.
David Bauer as Morton Slumber, a funeral director.
Ed Bishop as Klaus Hergerscheimer, a health physicist for WW Techtronics.
Marc Lawrence as Rodney, a Las Vegas gangster.
Lola Larson and Trina Parks as Bambi and Thumper, Whyte's personal bodyguards.
Bernard Lee as M, the head of MI6 and Bond's superior.
Laurence Naismith as Sir Donald Munger, a diamond expert who brings the case to MI6.
Desmond Llewellyn as Q, the MI6 quartermaster.
Lois Maxwell as Miss Moneypenny, M's secretary.
See also: Diamonds Are Forever (soundtrack) and Diamonds Are Forever (song)
The theme song for Diamonds Are Forever was performed by Dame Shirley Bassey, the second of three theme songs she would perform for the Bond film series (coming between Goldfinger and Moonraker).
The score to the film was once again composed by John Barry, returning to the series for the sixth time.