The MC of number 10 nightclub introduced Crystal to the patrons. When the Cybermen and Karl took the envoy, he told the Sixth Doctor about the instance. (AUDIO: The Ultimate Adventure)
Behind the scenes
- The Doctor Who: The Ultimate Adventure stage play featured, at various times, the Third Doctor, the Sixth Doctor and a unique stage-only Doctor. During the production, the Nightclub MC was played by either David Bingham or Oliver Gray.