Tracklist Hide Credits
| A | Knock! Knock! (Who's There?)Written-By – B. Crewe*, L. Santos* |
2:18 |
| B | Goin' PlacesWritten-By – B. Crewe*, D. Randell*, S. Linzer* |
2:27 |
Other versions
| Category | Artist | Title (Format) | Label | Category | Country | Year |
|---|---|---|---|---|---|---|
| C-332 | The Orlons | Knock! Knock! (Who's There?) (7") | Cameo | C-332 | US | 1964 |
| C-332 | The Orlons | Knock! Knock! (Who's There?) (7", Promo) | Cameo | C-332 | US | 1964 |
| CP 26.421 | The Orlons | Knock! Knock! (Who's There?) (7", Single) | Cameo Parkway | CP 26.421 | Netherlands | 1964 |
| C-332 | The Orlons | Knock! Knock! (Who's There?) (7") | Cameo | C-332 | US | 1964 |
| C-332X | The Orlons | Knock! Knock! (Who's There?) (7") | Cameo | C-332X | Canada | 1964 |

