Back to Secrets of Nature: The Cuckoo's SecretCopyright holder
| Copyright Holder: | British Film Institute (BFI) |
| Email: | [email protected] |
| Website: | http://www.bfi.org.uk |
Film credits
| Film Cameraman: | Edward Hawkins |
| Film Cameraman: | Commercial and Educational Film Co. |
| Producer: | Edgar Chance |
| Production Organisation: | The Regent Film Company Limited |
| Production Organisation: | British Instructional Films Limited |
