written by John Lennon & Paul McCartney
John Lennon - vocals, guitar, maracas, harmonica, handclaps, sound effects
Paul McCartney - vocals, piano, bass, handclaps, sound effects
George Harrison - backing vocals, guitar, Vibraphone, handclaps
Ringo Starr - backing vocals, drums, bongos, handclap
Brian Jones - alto saxophone
Mal Evans - spade in gravel
George Martin - handclaps
Producer - Geoff Emerick, George Martin, Chris Thomas, John Lennon
Engineer - Geoff Emerick, Jeff Jarrett
Second Engineer - Nick Webb, Richard Lush
Recorded 17 May, 7 and 8 June 1967 / 30 April 1969