- HD 1080
- Runtime: 90m.
- Status: Released
- 1
- Languages: en
- Country: United Kingdom
- Director: Gerald Thomas
- Stars: Sid James, Jim Dale, Dany Robin, Kenneth Williams, Charles Hawtrey
- keywords: france, england, legend, brother, narration, beheading, french revolution, parody, guillotine, sister, sword fight, spoof, carry on, duel, wig, aristocrat, 18th century, chateau, society ball
- Production_studio: The Rank Organisation, Adder
- Slogan: Carry On laughing until you have hysterics, but... Don't Lose Your Head!
- The Carry On Don't Lose Your Head is featured in the top rankings of 1966
- #25 in Top Comedy Movies of 1966
Amidst the French revolution, Citizen Robespierre is beheading the aristocracy! When word gets to England, noblemen Sir Rodney Ffing and Lord Darcy Pue take it upon themselves to aid their French counterparts. Sir Rodney is a master of disguise, and becomes 'The Black Fingernail' scourge of Camembert and Bidet, leaders of the French secret police.