Education
He studied at the People"s School of Art and at the Prague Conservatory, from which he was expelled in the fourth year for a high amount of absences, which originated when Hádek began to actively pursue acting while still studying. Between 2003 and 2004 he studied a year and a half at the London Academy of Music and Dramatic Artist
Career
Hádek"s first major role was in the 2001 film Dark Blue World by January Svěrák, 2001, in which he played Sergeant Karel Vojtíšek. Hádek also appeared in several television movies (eg The Life of Teenager, 2000, Black Tears, 2002) and series (eg Ghosts Among Us, 2000). Other theatrical films include 2002"s Trip (by Alice Nellis) and, in 2006, Experts (directed by Karel Coma), in which he played the leading role of a young man named Oskar.
Hádek also appeared in several seasons of RTÉ"s Irish restaurant-based drama Raw playing the homosexual character Pavel from Season 1 to Season 4, with his character dying in the Season Finale.
He also appeared in the film Under the Skin. They starred together in a film The Snake Brothers for which Kryštof gained the Best Actor Award at 2015 Karlovy Vary International Film Festival.