Production used storyboards by Bill Stallion from the 1988 film "Without a Clue", starring Ben Kingsley and Michael Caine. These storyboards are marked "Martyn", and probably belonged to Martyn Hebert, production designer. IMDB lists Bill Stallion as the storyboard artist.
Sheet 16 from the "Tunnels and Caverns Storyboard", 43 stapled pages, for scenes 110-140.
Sheet 1 of 3 stapled pages, detailing scene 70.
Sheet 101, from a block of 9 loose sheets numbered 101-109, detailing scenes 127-131.
