Directed by
| Brian Cosgrove | ||
Writing Credits (in alphabetical order)
| Gerald Durrell | ... | (novel) |
| Rosemary Anne Sisson | ||
Cast (in credits order)
 |
Lisa Norris | ... | Penelope (voice) |
| Freddie Jones | ... | Parrot (voice) | |
| Mollie Sugden | ... | Hortense, the Flying Train (voice) | |
| Roy Kinnear | ... | Ethelred (voice) | |
|
|
Edward Kelsey | ... | H.H. Junketbury (voice) |
| Windsor Davies | ... | Chief Cockatrice (voice) | |
| Michael Hordern | ... | Oswald, the Sea Serpent (voice) | |
| Peter Woodthorpe | ... | Werewolf (voice) | |
| Harvey Ashby | ... | Duke Wensleydale (voice) | |
|
|
Raymond Mason | ... | (voice) |
|
|
Daphne Oxenford | ... | (voice) |
Produced by
| Brian Cosgrove | ... | producer |
| Mark Hall | ... | producer |
Music by
| David Rohl | ||
| Stuart J. Wolstenholme | ||
Editing by
| John McManus | ||
| Dave Street | ... | (as David N. Street) |
Art Department
| Neil Ross | ... | styling |
| Keith Scoble | ... | styling |
Camera and Electrical Department
| Frank Hardie | ... | rostrum camera |
Animation Department
| Mario Cavalli | ... | animator |
| Joe Dembinski | ... | trace and paint artist |
| Ian Ellis | ... | trace and paint artist |
| Roy Evans | ... | animator |
| Jean Flynn | ... | animator |
| Graham Garside | ... | animator |
| George Jackson | ... | animator |
| Jane Johnstone | ... | background artist |
| Graham Kennedy | ... | animator |
| Phil McMylor | ... | trace and paint artist (as Philip McMylor) |
| Ruth Morgan | ... | animator |
| Meryl Owen | ... | trace and paint artist |
| Mike Roberts | ... | animator / background artist |
| Neil Ross | ... | animator / background artist |
| Alec Roth | ... | animator |
| Keith Scoble | ... | animator / assistant animation director |
| Ed Shirt | ... | animator |
| Bernard Sumner | ... | trace and paint artist (as Bernard Dickin) |
| Diane Wren | ... | trace and paint artist |
