In the background of the scene where Duckula is playing the Mystic Saxophone, a brief first appearance of the character, Dr. Von Goosewing can be seen.
This marks the first appearance of the Crow Brothers.
Clock Bats Joke: What do they call a pyramid with windows? A tomb with a view.
This episode is included among the extras on the 'Danger Mouse' Season 2 DVD, 'Close Encounters of the Absurd Kind'.
In the flashback about Archduck McGanza, Duckula's Great-uncle's Great-uncle doesn't have fangs. In "The Rest is History", the first Count Duckula didn't have fangs until he was bitten by a bat.