| Label: | Ariola Eurodisc GmbH 602 147-213 |
| Genre: | Electronic, Pop, Rock |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (12" , Maxi-Single , 45 RPM) |
| A1 | Unchained Melody » Producer: Alan Tarney | 4:31 |
| A2 | Heart For Sale » Producer: Alan Tarney | 3:58 |
| B1 | How Much Love » Producer, Arranged By: Leo Sayer | 3:34 |
| B2 | Orchard Road (Revisited) » Producer, Arranged By: Leo Sayer | 5:23 |
| Label: | Chrysalis 107 896-100 |
| Genre: | Electronic, Rock, Pop |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | Unchained Melody » Written-By: North, Zaret | 4:32 |
| B | Heart For Sale » Written-By: Sayer | 4:05 |
| Label: | Chrysalis 602 147-213 |
| Genre: | Electronic, Pop, Rock |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (12") |
| A1 | Unchained Melody » Producer: Alan Tarney | |
| A2 | Heart For Sale » Producer: Alan Tarney | |
| B1 | How Much Love » Producer, Arranged By: Leo Sayer | |
| B2 | Orchard Road (Revisited) » Producer, Arranged By: Leo Sayer |
| Label: | Chrysalis LEO 3 |
| Genre: | Electronic, Pop, Rock |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (7") |
| A | Unchained Melody | 4:32 |
| B | Heart For Sale | 4:05 |
| Label: | Chrysalis LEO X3 |
| Genre: | Electronic, Pop, Rock |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (12") |
| A1 | Unchained Melody » Producer: Alan Tarney | |
| A2 | Heart For Sale » Producer: Alan Tarney | |
| B1 | How Much Love » Producer, Arranged By: Leo Sayer | |
| B2 | Orchard Road (Revisited) » Producer, Arranged By: Leo Sayer |
| Label: | Chrysalis CHSC 400 |
| Genre: | Electronic, Rock, Pop |
| Style: | Pop Rock, Synth-pop, Ballad |
| Format: | Vinyl (12" , Maxi-Single , 45 RPM) |
| A1 | Unchained Melody » Producer: Alan Tarney | 4:31 |
| A2 | Heart For Sale » Producer: Alan Tarney | 3:58 |
| B1 | How Much Love » Producer, Arranged By: Leo Sayer | 3:34 |
| B2 | Orchard Road (Revisited) » Producer, Arranged By: Leo Sayer | 5:23 |