Una Gunjak was born and raised in Sarajevo, Bosnia and Herzegovina. Her first short film The Chicken premiered at the Cannes Film Festival Critics' Week in 2014 and won the European Film Award for Best Short Film. Her other short film Salamat, made in Germany within the initiative Lebanon Factory, premiered at the Directors' Fortnight in 2017. Excursion is her first feature film and gained the support of Eurimages, Aide au Développement at Cinemed 2019, Hubert Bals Script and Project Development Fund, and Sorfond in 2021.