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Orson Bean as Hank / Sir Boss (voice) |
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Barbara Llewellyn as (voice) |
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Bruce Montague as (voice) |
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Ron Haddrick as (voice) |
|
John Llewellyn as (voice) |
|
Brenda Senders as (voice) |
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Helen Morse as (voice) |
| Writing | Michael Robinson | Writer |
| Directing | Zoran Janjic | Director |
| Writing | Mark Twain | Novel |
| Production | Walter J. Hucker | Producer |
| Sound | Richard Bowden | Original Music Composer |
| Editing | Rod Hay | Editor |
| Camera | Graham Sharpe | Camera Supervisor |
| Visual Effects | Stuart Barry | Animation |
| Visual Effects | John Burge | Animation |
| Visual Effects | Gairden Cooke | Animation |
| Visual Effects | Peter Gardiner | Animation |
| Visual Effects | Peter Luschwitz | Animation |
| Visual Effects | Don MacKinnon | Animation |
| Visual Effects | Gus McLaren | Animation |
| Visual Effects | Gwyn Perkins | Animation |
| Visual Effects | Laurie Sharpe | Animation |
| Visual Effects | Jean Tych | Animation |
| Editing | Eddy Graham | Assistant Editor |
