Vocals: John Lennon - Acoustic Guitar: John Lennon - Whistle: John Lennon - Piano: Nicky Hopkins - Harmonium: John Barham - Vibraphone: Alan White - Bass Guitar: Klaus Voormann - Drums: Jim Keltner - Conductor/Piano: Torrie Zito - Violin: David Nadien - Violin: Julius Brand - Violin: Frederick Buldrini - Violin: Peter Buonconsiglio - Violin: Paul Gershman - Violin: Harry Glickman - Violin: Emanuel Green - Violin: Leo Kahn - Violin: Stanley Karpienia - Violin: Harry Katzman - Violin: Joseph Malignaggi - Violin: John Pintavalle - Violin: Raoul Poliakin - Violin: Matthew Raimondi - Violin: Aaron Rosand - Violin: Julius Shachter - Viola: Alfred Brown - Viola: Harold Coletta - Viola: Theodore Isreal - Viola: Emanuel Vardi - Cello: Charles McCracken - Cello: Kermit Moore - Cello: George Ricci - Cello: Anthony Sophos - Bass Guitar: John Beal - Bass Guitar: George Duvivier - Bass Guitar: Jack Lesberg - Other: Ben Ginsberg - Other: Morris Gluckman - Producer: John Lennon - Producer: Yoko Ono - Producer: Phil Spector - Engineer: Phil McDonald - Engineer: Eddie Klein - Engineer: Roy Cicala - Engineer: Shelly Yakus - Engineer: Jack Douglas - Producer: Yoko Ono Lennon - Mixer: Paul Hicks - Engineer: Paul Hicks - Mastering Engineer: Gavin Lurssen - Mastering Engineer: Reuben Cohen - Mastering Engineer: Paul Hicks