00:00 - 23:44 01 - Atom Heart Mother
23:44 - 28:14 02 - If
28:14 - 33:43 03 - Summer '68
33:43 - 48:50 04 - Fat Old Sun (live BBC version
48:50 - 1:01:12 05 - Alan's Psychedelic Breakfast
David Gilmour: Electric guitar (1, 2, 4 and 5), slide guitar (1, 2), pedal steel guitar (4, 5), acoustic guitar (3-5), classical guitar (3), bass and drums (4), vocals (4)
Roger Waters: Bass (1-3, 5), classical guitar (2), vocals (2), sound effects (1, 5)
Richard Wright: Piano (1-3, 5), Farfisa organ (1, 4), Hammond organ (1-5), Mellotron (1), vocals (3)
Nick Mason: Drums (1-3, 5), percussion, sound effects (1, 5)
Additional musicians
EMI Pops Orchestra - brass and orchestral sections (uncredited)
Hafliði Hallgrímsson - cello (uncredited) (1)
John Alldis Choir - choir (1)
Alan Styles - voice and sound effects (5) (uncredited)
Production
Ron Geesin - orchestration and co-composition (1) (uncredited)
Peter Bown - engineering
Alan Parsons - engineering (misspelled as "Allan Parsons" on the original sleeve) ("I was very impressed with Atom Heart Mother, which I was asked to mix," he recalled. "It was a good move for me to get involved with Floyd, doing that kind of thing."
Doug Sax, James Guthrie - 1994 remastering at The Mastering Lab, L.A.
James Guthrie, Joel Plante - 2011 remastering at das boot recording