In 1965, Benedek, along with Péter Valcz and Tibor Dévényi, won the Hungarian Who Knows What?

Shortly after, in 1969, Benedek graduated from the Hungarian University of Theater and Film in Budapest,[4] where he studied in the class of Miklós Szinetár.

After graduating from university, Benedek signed a contract with National Theatre by Béla Both, where he played for 14 years between 1969 and 1983.

[5] After he cut his contract with the National Theatre, he played for the Katona József Theater starting in 1983.

Between 1991—1992 and 1993–1996, Benedek was the administrator of the Hungarian Chamber of Actors[6] and in 2003, he again cut contracts with Katona József Theater.