Director Jack Cardiff also served as scripter and cinematographer of the Anglo-French co-production Girl on a Motorcycle (La Motocyclette) The girl in question is played by leather-clad Marianne Faithfull, who speeds through Alsace on her cycle, en route to a tryst in Heidelberg with her ex-lover (Alain Delon). In a series of flashbacks, she recalls the events leading up to the present critical moment, including her desultory marriage. Based on a novel by Andre de Pieyre, the R-rated Girl on a Motorcycle was originally released in English-speaking countries in an X-rated version titled Naked Under Leather. Based on the stage play by Walter Melville. ~ Hal Erickson, All Movie Guide