Equation to an Unknown(1980)03/18/1980 (US)Drama, Romance, Fantasy1h 39m7.3Play TrailerShare"An Equation of Love."OverviewA handsome young stud rides his motorcycle through a myriad of sexual encounters, from a soccer game’s locker room to a dreamy and unsettling orgy where the film reaches its melancholic peak.Frantz SalieriWriterFrantz SalieriDirectorTop Billed CastGianfranco LonghiThe main figureJean-Jacques LoupmonThe brown footballerReinhard MontzThe blond footballerÉric GuadagnanThe goalie (as Cédric)Jean DenisThe refereeThierry DufourA playerJean NoëlA playerNicolas WojnawiczA playerGabsiJuniorJean MagniezThe lonely voyeur (as John Ziegman)Aurélien DuguetThe young FrançoisPatrick ArmandThe plant porterDow JonesWorkerJaime SutherlandThe biker workerJean-Marie DescampsThe blond workerDominique DelattreThe pinball playerKamelAnother pinball playerGérardAnother pinball playerDjalilThe young ArabJean-Claude PatrickThe bistro bossPopularity TrendLast 30 DaysThis chart shows the popularity trend over the past 30 days.MediaVideos (1)Backdrops (3)Posters (3)Equation to an Unknown - trailerTrailerRecommendations34%The Star Wars Holiday Special66%Sublet42%Fatal Games50%Madness & Method80%Copenhagen Rendezvous56%Sole mio80%Chungking Express80%Late Spring70%Julieta65%The United States vs. Billie Holiday75%Sing Sing70%The Zone of Interest72%Midnight80%Oppenheimer69%Paris, 13th District73%Sorry We Missed You69%Fellini's CasanovaPrevious slideNext slideSimilar Movies68%Walk on Water69%Paradise Now76%Billy Elliot78%Brokeback Mountain70%Idiot Fish72%The Talented Mr. Ripley62%Shortbus62%After School42%I Love You More20%Slave Training Men of the Dragon Factory20%Rapid Express Train Bound for Otokogai47%Blazing Men80%In a Heartbeat10%No Goodbyes48%Hold Me40%In The Woods We Can Be Together70%Outerlands62%Good Grief64%High Tide80%American BeautyPrevious slideNext slide