In 1962, he graduated from the Theatrical Institute of the Azerbaijan State University of Culture and Arts.
Hasan Mammadov began to work in "Azerbaijanfilm" studio on February 2, 1972.
He was shot in the films "Great Support" (Garash), "Arshin mal alan" (Asker), "The Day Passed" (Oktai), "Stab in the Back!"
(Gamarlinsky), "Forgive us" (Nariman) "At midnight the day after tomorrow" (Baba Aliyev), "Investigation" (Murad), "Dada Gorgud (1975, film)" (Dede Gorgud), "Last Cross" (Abbasgulu Agha Shadlinski), "Sevil" (Balash), "I want seven sons" (Bakhtiyar), "In a southern city" (Murad), "Golden goose" (Farman), "Winds are blowing in Baku" (General), "Apples are similar” (Gurban), "Investigation continues” (Azimov), "The Witness Girl" (Colonel), "Grief Window" (Mammadhasan Uncle), "Papag" (Mirza Safar), "Tahmina", "Both visit and Trade" (Alimurad), "Zirve" (Kamil).
On November 5, 1981, he was awarded the State Prize of the Republic of Azerbaijan for the roles "Baba Aliyev" in the film "At midnight the day after tomorrow" (Baba Aliyev) and "Murad" in the film "Investigation".