"Arnold Layne" was the first single released by British psychedelic rock band The Pink Floyd (later simply Pink Floyd), shortly after landing a recording contract with EMI. It was written by Syd Barrett, their co-founder and original frontman. Although not originally included on the band's debut album, The Piper at the Gates of Dawn, "Arnold Layne" is featured on numerous Pink Floyd compilation albums.
Syd Barrett – guitar, lead vocals
Roger Waters – bass guitar
Richard Wright – organ, backing vocals
Nick Mason – drums, percussion