Tracklist
| The Longest Day (Vocal Version) | 2:04 |
| The Longest Day (Instrumental Version) | 2:20 |
Versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| 4-42585 | Mitch Miller With His Orch. And Chorus* | The Longest Day (7", Promo) | Columbia | 4-42585 | US | 1962 |
| 322 868 BF | Mitch Miller | Der Längste Tag (7", Single) | Philips | 322 868 BF | Germany | 1962 |
| 4-42585 | Mitch Miller With His Orch. And Chorus* | The Longest Day (7") | Columbia | 4-42585 | US | 1962 |
| 1.378 | Mitch Miller With His Orch. And Chorus* | The Longest Day (7", Single) | CBS | 1.378 | Netherlands | 1962 |
| AAG 118, AAG. 118, 4-42585 | Mitch Miller With His Orch. And Chorus* | The Longest Day (7", Single) | CBS, CBS, CBS | AAG 118, AAG. 118, 4-42585 | UK | 1962 |
| CBS 42720 | Mitch Miller And His Orchestra And Chorus | The Longest Day (7", Single) | Funckler | CBS 42720 | Netherlands | Unknown |
| KS-541 | Mitch Miller | The Longest Day (7", Single) | Coronet | KS-541 | Australia | Unknown |

