 | Barbara Frawley als Dot (voice) |
 | Joan Bruce als The Kangaroo / Mother (voice) |
 | Spike Milligan als Mr. Platypus (voice) |
 | June Salter als Mrs. Platypus (voice) |
 | Ross Higgins als Willie Wagtail (voice) |
 | Ron Haddrick als Father (voice) |
| Richard Meikle als Jack, the Farmhand (voice) |
 | Lola Brooks als (voice) |
 | Peter Gwynne als (voice) |
 | George Assang als (voice) |
| Kerrie Biddell als (voice) |
| John Derum als (voice) |
 | Kevin Golsby als (voice) |
| Nola Lester als (voice) |
| Sue Walker als (voice) |
| Noel Brophy als (voice) |
 | Anne Haddy als (voice) |
| Robina Beard als (voice) |
| Yoram Gross | Screenplay |
| Yoram Gross | Director |
| John Palmer | Screenplay |
| Ethel Pedley | Book |
| Sandra Gross | Associate Producer |
| Yoram Gross | Producer |
| Bob Young | Original Music Composer |
| Rod Hay | Editor |
| Klaus Jaritz | Editor |
| Richard Meikle | Casting |
| Rod Hay | Post Production Supervisor |
| Olga Zahorsky | Production Manager |
| Laurie Sharpe | Storyboard Artist |
| Bob Young | Music Arranger |
| Susan Beak | Animation |
| Cam Ford | Animation |
| Peter Gardiner | Animation |
| Rowl Greenhalg | Animation |
| Athol Henry | Animation |
| Greg Ingram | Animation |
| Richard Jones | Animation |
| Wallace Logue | Animation |
| Peter Luschwitz | Animation |
| Vivien Ray | Animation |
| Laurie Sharpe | Animation |
| Margaret Cardin | Negative Cutter |
| Bob Young | Songs |
| John Palmer | Lyricist |
| Ryszard Słapczyński | Animation |
