A singing mechanic from 1912 finds himself in Arthurian Britain.
| Actor | Role |
|---|---|
 Orson BeanHank / Sir Boss (voice) | Hank / Sir Boss (voice) |
| BBarbara Llewellyn(voice) | (voice) |
 Bruce Montague(voice) | (voice) |
 Ron Haddrick(voice) | (voice) |
| JJohn Llewellyn(voice) | (voice) |
| BBrenda Senders(voice) | (voice) |
 Helen Morse(voice) | (voice) |