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.
Sid James
as Sir Rodney Ffing
Jim Dale
as Lord Darcy Pue
Dany Robin
as Jacqueline
Kenneth Williams
as Citizen Camembert
Charles Hawtrey
as Duc de Pomfrit
Joan Sims
as Désirée Dubarry
Peter Gilmore
as Citizen Robespierre
Marianne Stone
as Landlady
Michael Ward
as Henri
Leon Greene
as Malabonce
David Davenport
as Sergeant
Richard Shaw
as Captain of Soldiers
