“Help! / I’m Down” was the tenth UK single from The Beatles.
From Wikipedia:
[…] The official release date for the “Help”/”I’m Down” single was 19 July 1965 on Capitol Records in the United States and 23 July on Parlophone in the United Kingdom. “I’m Down” was never released on an official Beatle studio album, and was only available in the US in mono as the B-side of the “Help!” single until the summer of 1976. That year, it appeared in stereo on Rock ‘n’ Roll Music, a compilation LP released in the US by Capitol featuring up tempo Beatles’ tracks. The first CD release was in 1988 on the compilation Past Masters, Volume One, where it appeared in true stereo. […]

By The Beatles • 7" Single
By The Beatles • 7" Single
By The Beatles • 7" Single
Help! / I'm Down (UK - Picture disc - 1985)
By The Beatles • 7" Single
Officially appears on Help! (Mono)
Officially appears on Help! / I'm Down (UK)
1965 • For The Beatles • Directed by Joe McGrath
Apr 13, 1965 • Songs recorded during this session appear on Help! (Mono)
Recording "I've Just Seen A Face", "I'm Down", "Yesterday"
Jun 14, 1965 • Songs recorded during this session appear on Help! (Mono)
Jun 18, 1965 • Songs recorded during this session appear on Help! (Mono)