- Acting for Two: All the voices are done by the late Willie Rushton. The only exception is Drutt, who was voiced instead by Nick Shipley; in very sped-up and incomprehensible gibberish.
- Harpo Does Something Funny: A lot of the dialogue was improvised by Willie Rushton, and as such, he's credited with additional material.
http://tvtropes.org/pmwiki/pmwiki.php/Trivia/TheTrapDoor
FollowingTrivia / The Trap Door
Go To