The protagonist Uros Milovanović was born in Belgrade in 1992. The young actor was originally selected by Emil Kusturica to star in the short film "Blue Gypsy" for the following reasons: He is a gypsy with blue eyes. Kusturica liked the natural acting style of Uros very much, so he didn't hesitate to give him the leading role of "Zavet". As for the heroine Maria Petonejevic, she was born in Serbia in 1988. The crew of "Zavet" took a picture of her when she was walking in front of the school, and Kusturica found her immediately. Let her play the role of Jasna. Also worth mentioning is the old actor Mickey Manodelovich, but Kusturica has won the main role in the Palme d’Or award-winning films "Отац на службеном путу" and "Underground", while Li, who plays the teacher Gigana Belagjevic also often appears in Kusturica's movies. She is still "Do you remember Dolly Bell?" Dolly Bell in ".
When asked how the director gathered these actors into this movie, Kusturica revealed that he would hint at the actors during the filming, and that working with him is like prying into his heart. If you let them understand What kind of pressure he is under, all the cast and crew will feel "sympathetic" to him and work hard like him.
