He worked as the stage director of the National Theatre in Prague in the years 1948 to 1949 and 1966 to 1968. Radok's work belongs with the top Czech stage direction of the 20th century. He is often cited as a formalist in his work.
With scenographer Josef Svoboda, he created in Brussels the Laterna Magika (Magic Lantern), which combined live actors with projections on multiple irregularly shaped projection screens. On this times was his assistant today famous Czech/American director Miloš Forman.
With his wife Marie Radoková (1922–2003), Radok had a son, David Radok, a stage director, and a daughter Barbara Radok.
His younger brother Emil Radok (1918–1994) was also a director and Alfréd Radok's collaborator.
- Alfréd Radok on CSFD, Czech-Slovak Film Database