I'm for the Hippopotamus In Africa, Slim and Tom don't like it when a German tyrant starts selling all of the African wildlife to Canadian zoos. Slim and Tom must teach this guy a lesson by beating the hell out of him and his gang. Details Casts Title I'm for the Hippopotamus Release Date 1979-11-30 Runtime 01 Hours 35 Minutes Genres Action Adventure Comedy Production Companies Denver Film Productions Production Countries Italy Terence Hill Slim Bud Spencer Tom Joe Bugner Jack Ormond May Dlamini Mama Leone Dawn Jürgens Stella Ben Masinga Jason Les Marcowitz Trixie Sandy Nkomo Stella's Father Malcolm Kirk Ormond's Henchman Johan Naude Ormond's Henchman Mike Schutte Ormond's Henchman Kosie Smith Ormond's Henchman Marcello Verziera Ormond's Henchman Nic van Rensburg Hugh Rouse Police Captain Joseph Szucs Tony Binarelli Gambler (uncredited) Derek Mills Man in Court (uncredited)