[1] Between 1934 and 1946, he studied in Buzău and Craiova (Liceul militar "Dimitrie A. Sturdza"), but Dumitrescu completed his high school just in the 1960s.
After 1970, he supported a cinematography course (focused on the history, theory and aesthetics of film) accompanied by screenings in the main university cities in Romania: Bucharest, Iași, Târgu Mureş, Cluj-Napoca, Timișoara, Craiova, Brașov.
[4] After 1992, he wrote articles, reviews, and film essays for: "Tribuna" (Cluj-Napoca), "Timpul" (Iași), "Tribuna Ardealului" (Cluj-Napoca), "Alternativa" (Brașov), "Monitorul" (Iași), "Util Expres" (Brașov), "Transilvania Expres" (Brașov), "Argument" (Cluj-Napoca), "Cuvântul libertăţii" (Craiova), "Jurnal de Mureș" (Târgu Mureș), "Monitorul de Suceava" (Suceava), "Jurnal de Vrancea" (Focșani), "Biserica și problemele vremi" (Iași), "Tex–Caleidoscop" (Brașov), "Transilvania Jurnal" (Braşov), "Ideea creştină" (Iași), "Adevărul de Cluj" (Cluj-Napoca), "Gazeta de Transilvania" (Brașov), "Cotidianul – Week-end" (Bucharest), Revista Respiro.
Mircea Dumitrescu collaborated with television stations TVS Holding (Brașov) and Europa Nova (Iași).
In 2001, his book of essays, "Istoria cinematografiei universale," was published by Noesis editor Remus Cernea.