Johnny Dennis

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.

Cocky cockney snooker player Billy Kid accepts the challenge of a grudge match from Maxwell Randall (the Green Baize Vampire), six times world champion; the loser will never play professional snooker again.