V roce 1927 založil s hercem Janem Werichem českou avantgardní divadelní a filmovou skupinu Osvobozené divadlo. Spojen je také s hnutím Poetismus (Karel Teige). Vytvořil úspěšné komediální představení s politickou tematikou. Po německé invazi 1938/39 Voskovec opustil Československo a emigroval do USA.

Jiří Voskovec (Czech pronunciation: [ˈjɪr̝iː ˈvoskovɛts]) (born Jiří Wachsmann; June 19, 1905 – July 1, 1981), known in the United States as George Voskovec, was a Czech-American actor. Throughout much of his career, he was associated with actor and playwright Jan Werich. In the U.S., he is known for his role as the polite Juror #11 in the 1957 film 12 Angry Men.