Horst Otto Gregor Wendlandt (15 March 1922 – 30 August 2002) was a German film producer. He produced more than 100 films between 1956 and 2002. In the 1960s Horst Wendlandt's production company Rialto Film produced films based on Edgar Wallace and Karl May, mostly directed by Alfred Vohrer or Harald Reinl. In 1971 Horst Wendlandt founded the film distribution company Tobis Film (named after the old Tobis Film). Tobis was very successful in the 1970s with European films with Jean-Paul Belmondo, Louis de Funès, Terence Hill and Bud Spencer, also with Dino De Laurentiis-productions like Death Wish, Mandingo and King Kong.