| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Insomnia (12") | Cheeky Records | CHEK12010 | UK | 1995 | |
| Insomnia - Remixes (12", Promo) | Blow Up | INT 193.202 | Germany | 1995 | |
| Insomnia (12") | Blow Up | INT 128.098 | Germany | 1995 | |
| Insomnia (12") | D:vision Records | DV 130 | Italy | 1995 | |
| Insomnia (12") | Max Music (Spain) | NM 1283 MX | Spain | 1995 | |
| Insomnia (2x12", Promo) | Cheeky Records | CHEK12010 | UK | 1995 | |
| Insomnia (CD, Maxi) | Blow Up, Cheeky Records | INT 828.075, 7243 4 72440 2 5 | Europe | 1995 | |
| Insomnia (CD, Maxi) | Blow Up, Cheeky Records | INT 828.098, 7243 4 72485 2 8 | Europe | 1995 | |
| Insomnia (CD, Maxi) | Overdance! | ORA 2057-2 | France | 1995 | |
| Insomnia (CD, Maxi) | Cheeky Records | CHEKCD 010 | UK | 1995 | |
| Insomnia (CD, Maxi) | Cheeky Records | 74321 33285 2 | Europe | 1995 | |
| Insomnia (CD, Maxi) | D:vision Records | DV 130-5 CDS | Italy | 1995 | |
| Insomnia (CD, Maxi) | Cheeky Records | 74321 356392 | Europe | 1995 | |
| Insomnia '96 (CD, Maxi) | Orange Records | ORCDM 53244 | Denmark | 1996 | |
| Insomnia (DJ Quicksilver Remixes) (CD, Maxi, Ltd) | Blow Up | INT 828.134 | Germany | 1996 | |
| Insomnia (Remix) (12") | D:vision Records | DVR 130 | Italy | 1996 | |
| Insomnia (12") | Cheeky Records | CHEK12.017 | UK | 1996 | |
| Insomnia (12") | Overdance! | ORA 2057-8 | France | 1996 | |
| Insomnia (12") | Overdance! | ORA 2057-6 | France | 1996 | |
| Insomnia (2x12") | Overdance! | ORA 2057-3 | France | 1996 | |
| Insomnia (2x12", Promo) | Cheeky Records | CHEK12017 | UK | 1996 | |
| Insomnia (CD, Maxi) | Orange Records | ORCDM 53166 | Denmark | 1996 | |
| Insomnia (CD, Maxi) | Overdance! | ORA 2057-1 | France | 1996 | |
| Insomnia (CD, Maxi) | Overdance! | ORA 2057-9 | France | 1996 | |
| Insomnia (CD, Maxi) | Jive | 0515772 | Europe | 1996 | |
| Insomnia (CD, Maxi) | Vidisco | 11.70.7025 | Portugal | 1996 | |
| Insomnia (CD, Maxi) | Jive | 0515770 | Belgium | 1996 | |
| Insomnia (CD, Maxi, Car) | Overdance! | ORA 2057-1 | France | 1996 | |
| Insomnia (CD, Single, CD1) | Cheeky Records, Cheeky Records | CHEKCD 017, CHEKCD.017 | UK | 1996 | |
| Insomnia (CD, Single, CD2) | Cheeky Records | CHEKXCD 017 | UK | 1996 | |
| Insomnia (Cass, Single) | Cheeky Records | CHEKK017 | UK | 1996 | |
| Insomnia (Remixes) (2x12", Promo) | Arista | ADP-3306 | US | 1997 | |
| Insomnia (12") | Arista | 07822-13333-1 | US | 1997 | |
| Insomnia (CD, Maxi) | Arista | 07822-13333-2 | USA & Canada | 1997 | |
| Insomnia (CD, Maxi, Promo) | Arista | ASCD-3311 | US | 1997 | |
| Insomnia (CD, Maxi, Promo) | Arista | ASCD-3366 | US | 1997 | |
| Insomnia (CD, Single) | Arista | 07822-13332-2 | US | 1997 | |
| Insomnia (CD, Single) | Festival Records | D1622 | Australia | 1997 | |
| Insomnia (CD, Single, Promo) | Arista | ASCD-3306 | US | 1997 | |
| Insomnia (CDr, Promo) | Cheeky Records | XPCD3014 | US | 1997 | |
| Insomnia (Remix) (12", W/Lbl) | Not On Label | F+F 001 | US | 2001 | |
| Insomnia (Live At Alexandra Palace) (File, MP3) | Cheeky Records | none | UK | 2005 | |
| Insomnia 2005 (12") | Cheeky Records | 82876 72468 1 | UK | 2005 | |
| Insomnia 2005 (CD, Maxi) | Sony BMG Music Entertainment (UK) Ltd. | 82876 73531 2 | UK | 2005 | |
| Insomnia 2005 (CD, Maxi, CD2) | Cheeky Records, Sony BMG Music Entertainment (UK) Ltd. | 82876 72469 2 | UK | 2005 | |
| Insomnia 2005 (CD, Single, CD1) | Cheeky Records | 82876 72468 2 | UK | 2005 | |
| Insomnia (12") | Cheeky Records, Sony BMG Music Entertainment (UK) Ltd. | 82876 69030 1 | UK | 2005 | |
| Insomnia (12") | Cheeky Records | 82876 71742 1 | UK | 2005 | |
| Insomnia (12", S/Sided) | Cheeky Records | CHEEKY030 | UK | 2005 | |
| Insomnia 2008 (12", W/Lbl, S/Sided) | Not On Label (Faithless) | none | UK | 2008 | |
| Insomnia 2009 (12", W/Lbl, S/Sided) | Faithless (White) | INSOMNIA2009 | 2008 |
referencing Insomnia 2005, 12", 82876 72468 1
referencing Insomnia 2005, 12", 82876 72468 1
Sasha also delivers quite a good mix for the B-side, which really leans on the melody of the original mix.