The Doctor and Mel go for a holiday trip to Shangri-La aboard a Nostalgia Tours bus, only to get dragged into the battle against genocide of their fellow passenger Delta, a Chimeron Queen fleeing from the Bannermen who wish to make her species extinct.
Sylvester McCoy | The Doctor |
Bonnie Langford | Mel Bush |
Don Henderson | Gavrok |
Belinda Mayne | Delta |
Richard Davies | Burton |
Stubby Kaye | Weismuller |
Morgan Deare | Hawk |
David Kinder | Billy |
Martyn Geraint | Vinny |
Sara Griffiths | Ray |
Hugh Lloyd | Goronwy |
Brian Hibbard | Keillor |