http://www.imdb.com/title/tt0084370/
Quite possibly Peter O'Toole's funniest performance.
unknown taxi (DeSoto?), one star
1950 Buick, two stars
unknown (different Buick? definitely not the same one), one star
unknown bus, one star
light blue one on right, one star
This next one is part of a car, in the film it's used as a prop in a live TV sketch. Despite the obviously phony wheels and tires, it appears to be the real front end of a car,
Kaiser Manhattan? two stars
1954 Ford, one star
1950 Mercury, one star
unknown taxi (Plymouth?), one star
1949-50? Ford convertible, one star
Chevrolet? one star
unknown, one star (could it be the '50 Mercury seen earlier?)
1949+? Chevrolet, two stars
1951 Ford Country Squire, one star
unknown Chrysler product, one star
Cadillac limo, three stars