Charles Hawtrey was unable to drive, and was given lessons by Pinewood studio staff.
Frank Forsyth replaced an actor who dropped out.
Kenneth Williams turned down the role of Allbright due to what he considered an inferior script. The part was scaled down, and given to Norman Chappell.
Film debut of Jim Dale.
First full length feature for Peter Gilmore.
Some of the film posters were sponsored by Ford who supplied the Glamcabs cars, registration numbers OWC 164 to OWC 170. The posters used the slogan "Britain's Newest Film Star - The new Consul Cortina Super - The small car with the big difference".
The first film in the series to feature "Carry On..." regular Jim Dale.
The last feature film of Esma Cannon.
The last line in the film, spoken by Sid James as Charlie, is "Call me a cab", reflecting the original title of the film.