nlt@duke.UUCP (N. L. Tinkham) (10/09/84)
Although this doesn't really count as a celebrity appearance, as he wasn't (as far as I know) well-known at the time, it might be worth noting that Dave Prowse, now known to one and all as Darth Vader, made a brief appearance in "The Time Monster" (a Pertwee story) as the Minotaur. N. L. Tinkham duke!nlt