Born in Vlădești, Argeș County, he graduated high school in Câmpulung in 1967 and Bucharests Caragiale Academy of Theatrical Arts and Cinematography in 1971. He made his theatrical debut a year before graduating, at the Bulandra Theater, in Truman Capotes The Grass Harp. His screen debut came in Dan Pițas Nunta de piatră (1972); he would later appear in the same directors Filip cel Bun (1975). Other directors with whom he has worked include Alexandru Tatos (Mere roșii, 1975; Secvențe, 1982; and Secretul armei secrete, 1988), Virgil Calotescu (Buletin de București, 1982; and Căsătorie cu repetiție, 1985), Nae Caranfil (Asfalt Tango, 1996; and Filantropica, 2002) and Cătălin Mitulescu (The Way I Spent the End of the World, 2006). In all, he has appeared in more than sixty films.Diaconu worked with Lucian Pintilie both in film (the 1981 De ce trag clopotele, Mitică?) and in theater Gogols The Government Inspector at Bulandra, and Shakespeares As You Like It at the Nottara Theater. Liviu Ciulei hired him at Bulandra in 1972, and he remained there for a decade, before moving on to Nottara. At Bulandra, he appeared in Twelfth Night and The Tempest, both under Ciuleis direction; and in Marin Sorescus Răceala, directed by Dan Micu. At Nottara, he appeared in Alexander Ostrovskys The Forest; Ultimul bal, after Liviu Rebreanus Forest of the Hanged; and Mihai Ispirescus Într-o dimineață. He became the director of Nottara Theater in 2004, working as such until his resignation in 2011.
Radu Petrescu
Film 1982
Mr. Dragnea
Film 2006
Ovidiu Gorea
Film 2002
Romulus Brad
Film 1978
motel keeper
Film 1982
Romulus Brad
Film 1978
Romulus Brad
Film 1981
Mircea
Film 1990
Film 2008
Mircea Prejbeanu
Film 2007
Film 2006
Drăgan Niță
Film 2015
Dr. Irod
Film 1976
Tanasie
Film 2009
Pătru cel scurt
Film 1980
Film 2014
Iordache Branzovenescu
Film 1977
dezertorul
Film 1973
Ştefan Vrânceanu
Film 2014
Film 2000
Radu Petrescu
Film 1985
Grigore Matei
Film 2006
Împăratul
Film 1987
Iordache
Film 1981
Zmeul Zmeilor
Film 1988
Ilarie
Film 1980
Dănilă Prepeleac
Film 1996
Film 1973
zidarul Trică
Film 1984
Flondor
Film 1981
milițian
Film 1980
absolventul de liceu Filip
Film 1975
Grigore
Film 1977
Ion Panait
Film 1984
Calabrezu
Film 2010
Zarzalin
Film 1982
Film 1976
Film 1989
Bibi
Film 1972
Radu Toma
Film 1975
Film 1978
Petruș
Film 1985
Mircea
Film 1987
V. Vișan
Film 1982
Oarca
Film 1974
Radu
Film 1992
Pvt. Dumitru
Film 1978
Sgt. Marin Văduva
Film 1977
Bănuță
Film 1978
Sandu
Film 1979
Prosecutor Matei
Film 1982
Candrea Alexa Kendy
Film 1984
Garofiță
Film 1983
Ilieș Calancea
Film 1988
Barkeeper
Film 1988
Titi
Film 1999
Tache
Film 2007
Film 2003