Band members:
Chris Lowe: keyboards, programming
Neil Tennant: vocals, keyboards, programming

Additional musicians:
Josh Milian: piano solo (2)
Fro Sossa: additional keyboards (3, 10)
Mike Bakst: additional keyboards (3, 10)
Blue Weaver: Fairlight programming (4, 7), Hammond organ (7)
Andy Richards: Fairlight programming (5)
Gary Maugham: Fairlight programming (5)
Trevor Horn: keyboards (11 uncredited)
Richard Coles: additional keyboards (12)
Chris Newman: additional programming (13-15)
George De Angelis: keyboard programming (20)
Nestor Gomez: guitar (3, 10)
Steve Lipson: guitar (7)
Tony Conception (trumpet solo on 3), Kenneth William Faulk, Dana Tebor, Ed Calle: brass (3, 10)
Sally Bradshaw: additional vocals (1, 17, 18, 20)
The Voice in Fashion: backing vocals (3)
Judy Bennett, Sharon Blackwell, H. Robert Carr, Mario Friendo, Derek Green, Michael Hoyte, Herbie Joseph, Paul Lee, Gee Morris, Dee Ricketts, Iris Sutherland, Yvonne White: additional vocals (6)
Shirley & Dee Lewis: additional vocals (7)
Bruce Woolley: additional vocals (17)
Tessa Niles: additional vocals (18, 20)

Newsreel soundtrack (Paris, 1968) supplied by Independent Television News (4)

Orchestra arranged & conducted by Richard Niles (1, 17)
Brass arranged by Lewis A. Martinee and scored by Mike Bakst (3, 10)
 

Produced by Trevor Horn and Stephen Lipson (1, 6, 11, 17), Pet Shop Boys (2, 7-9, 13-16, 19, 21), Lewis A Martinee (3, 10), Pet Shop Boys and David Jacob (4), Julian Mendelsohn and Pet Shop Boys (5), Pet Shop Boys and Jonathan Ruffle (12)
with thanks to David Jacob/Phil Harding/Ian Curnow (5), Trevor Horn/Stephen Lipson/Pet Shop Boys (18), Trevor Horn (20)
Associate producers: Pet Shop Boys (3, 10)
Mix and additional production by Frankie Knuckles (2)
Mixed by Lewis A Martinee/Rick 'Billy Bob' Alonso/Mike Couzzi (3, 10), Mike 'Spike' Stent (7), David Jacob (13), Adrian Hall (16), Julian Mendelsohn (18)
Engineered by Stephen Lipson (1, 6, 11, 17), David Jacob and Mike Nielson (2), Mike Couzzi and Lewis A Martinee (3, 10), David Jacob (4), Julian Mendelsohn (5), Mike 'Spike' Stent (7), Robert De La Garza (8, 9), Roy Spong (14, 15), Stephen Lipson/Julian Mendelsohn (18), Paul Wright/Pete Schweir (19), Pete Schweir (20), Danton Supple (21)
Assistant engineer: Caesar Sogbe (3, 10), Danton Supple (17), Steve Fitzmaurice (20)
Mix engineer: John Poppo (2)

2001 remaster compiled by Pet Shop Boys and Chris Heath
Remastered by Tim Young
 

Tracks:
Original album
1. Left to My Own Devices [Tennant/Lowe]
2. I Want a Dog [Tennant/Lowe]
3. Domino Dancing [Tennant/Lowe]
4. I'm Not Scared [Tennant/Lowe]
5. Always on My Mind/In My House [Thompson/James/Christopher; "In My House" by Tennant/Lowe]
6. It's Alright [Sterling Void/Marshall Jefferson/Brightledge]

2001 remaster
Further Listening 1988-1989
7. I Get Excited (You Get Excited Too) [Tennant/Lowe]
8. Don Juan (Demo Version) [Tennant/Lowe]
9. Domino Dancing (Demo Version) [Tennant/Lowe]
10. Domino Dancing (Alternative Version) [Tennant/Lowe]
11. The Sound of the Atom Splitting [Tennant/Lowe/Lipson/Horn]
12. What Keeps Mankind Alive? [Brecht/Weill]
13. Don Juan (Disco Mix) [Tennant/Lowe]
14. Losing My Mind (Disco Mix) [Tennant/Lowe]
15. Nothing Has Been Proved (Demo for Dusty) [Tennant/Lowe]
16. So Sorry, I Said (Demo for Liza) [Tennant/Lowe]
17. Left to My Own Devices (Seven-Inch Mix) [Tennant/Lowe]
18. It's Alright (Ten-Inch Mix) [S Void/Marshall Jefferson/Brightledge]
19. One of the Crowd [Tennant/Lowe]
20. It's Alright (Seven-Inch Mix) [S Void/Marshall Jefferson/Brightledge]
21. Your Funny Uncle [Tennant/Lowe]
 

Notes: (*****) A classic Pet Shop Boys album and some classic Trevor Horn/Stephen Lipson production.

The 2001 remaster includes a second disc of contemporary material. (15) and (16) are previously unreleased. (8), (9) and (18) are previously unreleased on CD. (7), (11), (12), (19) and (21) and another version of "Don Juan" (8, 13) were released on the b-sides compilation Alternative. (HP, 19 Sep 2004)