He had his directorial and screenwriting debut in the 1952 Yugoslav film '' In the Storm '' ( Croatian : '' U oluji '' ) which starred Veljko Bulajić , Mia Oremović and Antun Nalis . In the 1950s Mimica worked as a director and writer on a number of critically acclaimed animated films and became a prominent member of the Zagreb School of Animated Films ( his 1958 animated short film '' The Loner '' ( '' Samac '' ) was awarded the Venice Grand Prix ) , along with authors such as Vlado Kristl and Academy Award-winning Dušan Vukotić . In the 1960s Mimica moved away from animation ( his last animated film was 1971 film '' The Firemen '' ( '' Vatrogasci '' ) ) and turned to directing feature films , starting with the 1961 Yugoslav-Italian film '' Suleiman the Conqueror '' ( Italian : '' Solimano il conquistatore '' ) starring Edmund Purdom and Giorgia Moll . His 1965 film '' Prometheus of the Island '' ( '' Prometej s otoka Viševice '' ) won the Big Golden Arena for Best Film at the 1965 Pula Film Festival and earned Mimica a runner-up Silver Arena award for Best Director . It was also entered into the 4th Moscow International Film Festival winning a Special Diploma
4th Moscow International Film Festival
4th Moscow International Film Festival
Vatroslav Mimica