wien-film gmbh ("vienna film limited") was a large austrian film company, which in 1938 succeeded the tobis-sascha-filmindustrie ag (sascha film company) and lasted until 1985. until 1945 the business was owned by the cautio trust company ("cautio treuhandgesellschaft"), a subsidiary of the german "reichsfilmkammer", and was responsible for almost the entire production of films in the territory of the ostmark, as austria was called at that time.