| Official |
|---|
| 3.14 | The Riddle | 3:51 | Nik Kershaw | Soft Rock Forever | Various Artists | Album + Compilation | | | |
| 3.14 | The Riddle | 3:52 | Nik Kershaw | Soft Rock Forever | Various Artists | Album + Compilation | | Universal Music on Demand | |
| 1.4 | The Riddle | ?:?? | Nik Kershaw | Les années 80 c’était mieux avant, vol. 2 | Various Artists | Compilation | | Universal Music Special Markets | 5382384 |
| 1.9 | The Riddle | 3:53 | Nik Kershaw | Now That’s What I Call 80s Pop | Various Artists | Album + Compilation | | FP, Universal Music South Africa | |
| 1.8 | The Riddle | 3:51 | Nik Kershaw | Fetenhits: 80er | Various Artists | Album + Compilation | | Brunswick | 0600753882184 |
| 2.10 | The Riddle | 3:50 | Nik Kershaw | Meine 80er | Various Artists | Album + Compilation | | Sony Music | 19439784902 |
| 6.12 | The Riddle | 3:51 | Nik Kershaw | De pré historie: De jaren ’80, vol. 2: De ultieme 10 CD collectie | Various Artists | Album + Compilation | | Radio 2 , Universal Music Belgium | 539.438-3 |
| 2.6 | The Riddle | 3:53 | Nik Kershaw | NOW Yearbook 1984 | Various Artists | Album + Compilation | | Now That’s What I Call Music LLP | CDYBNOW84 |
| 1.26 | The Riddle | 3:50 | Nik Kershaw | 80’s Hits: It’s Party Time | Various Artists | Album + Compilation | | FP, UMe | |
| 2.10 | The Riddle | 3:51 | Nik Kershaw | Bravo Hits Party: 80er | Various Artists | Album + Compilation | | Polystar | |
| 2.6 | The Riddle | 3:53 | Nik Kershaw | NOW YEARBOOK 1984 | Various Artists | Album + Compilation | | EMI , Sony Music | 0194398890821, CDYBXNOW84 |
| 2.6 | The Riddle | 3:54 | Nik Kershaw | The MCA Years | Nik Kershaw | Other | | Cherry Pop | CRPOPBOXX268 |
| 1.9 | The Riddle | 3:55 | Nik Kershaw | 80's - The Rare Cuts | Various Artists | Album + Compilation | | Dino Music | DIN440D |
| 1.8 | The Riddle | 3:50 | Nik Kershaw | Mastermix Classic Cuts 81: Pop/Dance | Various Artists | Album + Compilation | | Music Factory | CC081 |
| 1.4 | The Riddle | 3:52 | Nik Kershaw | Road Runners, Volume 1 | Various Artists | Album + Compilation | | | |
| 1.2 | The Riddle | 3:52 | Nik Kershaw | Wouldn’t It Be Good | Nik Kershaw | Single | | | |
| Bootleg |
|---|
| 2.19 | The Riddle (album version) | 3:53 | Nik Kershaw | Bravo Hits 80’s | Various Artists | Album + Compilation | | Magic Records | 539 430 9 |