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| Label: | Chrysalis 609 099 |
| Genre: | Rock, Pop |
| Style: | Pop Rock |
| Format: | Vinyl (12" , Maxi-Single) |
| A1 | When You Walk In The Room » Producer: Christopher Neil | 3:25 |
| A2 | How Long » Producer: John Anthony | 3:22 |
| B1 | Collrane » Producer: Christopher Neil | 4:37 |
| B2 | One Good Reason / Give Me A Chance / Don't Shed A Tear For Me (The Compact Trailer Mix) » Producer: Christopher Neil | 3:53 |
| Label: | Chrysalis K-269 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | When You Walk In The Room » Written-By: Jackie De Shannon | 3:25 |
| B | Collrane » Written-By: Christopher Neil, Paul Carrack | 4:31 |
| Label: | Chrysalis CDE 3 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | CD (Single) |
| 1 | When You Walk In The Room » Producer: Christopher Neil » Written-By: Jackie De Shannon | 3:25 |
| 2 | How Long Ace (7) Featuring Paul Carrack » Producer: John Anthony » Written-By: Paul Carrack | 3:22 |
| 3 | Collrane » Producer: Christopher Neil » Written-By: Christopher Neil, Paul Carrack | 4:37 |
| 4 | One Good Reason / Give Me A Chance / Don't Shed A Tear For Me (The Compact Trailer Mix) » Producer: Christopher Neil » Written By: Tyson » Written-By: Difford, Schwartz, Carrack, Carrack | 3:53 |
| Label: | Chrysalis 109 099 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | When You Walk In The Room | 3:25 |
| B | Collrane | 4:37 |
| Label: | Chrysalis CHS 3109 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | When You Walk In The Room » Written-By: Jackie De Shannon | 3:25 |
| B | Collrane » Written-By: Christopher Neil, Paul Carrack | 4:37 |
| Label: | Chrysalis CHS 12 3109 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | Vinyl (12" , 45 RPM , Single) |
| A1 | When You Walk In The Room » Producer: Christopher Neil | 3:25 |
| A2 | How Long » Producer: John Anthony | 3:22 |
| B1 | Collrane » Producer: Christopher Neil | 4:37 |
| B2 | One Good Reason / Give Me A Chance / Don't Shed A Tear For Me (The Compact Trailer Mix) » Producer: Christopher Neil | 3:53 |
| Label: | Chrysalis 43252 |
| Genre: | Rock |
| Style: | Pop Rock |
| Format: | Vinyl (7" , Single , 45 RPM) |
| A | When You Walk In The Room » Producer: Christopher Neil » Written-By: Jackie De Shannon | 3:22 |
| B | If You See Her Walkin' » Producer: Paul Carrack » Written-By: P. Carrack | 4:08 |