He graduated The Acting Master in National Academy for Theatre and Film Arts "Krastio Sarafov" in 1967 in the class of Prof. Boyan Danovski. He has performed at dramatic theatres in Varna City and Plovdiv City and in New Drama Theatre "Tears and Laughter" in Sofia. Among his most significant theatrical roles are: Antifolus in the "Comedy of Errors" by William Shakespeare, MacMurphy in "One Flew over the Cuckoo's Nest " by Ken Kesey. In 1985 he enters the troupe of the "Ivan Vazov" National Theatre, where his main roles are Henry in the "Fireplace" by Margarit Minkov, the Lord in "Wolf Church" by Petar Anastasov, Boubnov in "The Lower Depths" by Maxim Gorky, Doctor at “Macbeth” by Shakespeare, Prof. Santana in "Ghosts in Naples" by Eduardo De Filippo, Messenger from Corinth in "Oedipus King" by Sophocles, Painter in "Makbed" by Eugene Ionsco, Spyridon in "Day Off" by Kamen Donev, La Farr in “King Lear” by Shakespeare, Preskovich in "Santa Claus is Rubbish" by Josianne Balasco, Father Olivares in "Damned Souls" by Dimitar Dimov, Anuchkin in "Marriage" by Gogol, the Teacher in "The Peach Thief" by Emilian Stanev, Master Dobry in "Masters" by Racho Stoyanov, Babina Dushitsa in “The Attempt to Fly” by Yordan Radichkov, Ron in the "Nice fish" by Mark Rylance and Louis Jenkins, Vucol Potehin in “A Charming summer with it’s inevitable troubles" by Maxim Gorky.
Marin Yanev participates in classical Bulgarian films such as “Wood without root” and “The goat horn”.
Award of the Union of Artists in Bulgaria for 1980, the title for male role for the role of Mac Murphy the "One Flew over the Cuckoo's Nest" by Ken Kesey.
Award ASKEER`1998 for a supporting actor for the role of the Lord in the "Wolf Church" by Peter Anastasov.
During this season you can watch Marin Yanev in " Masters", “A charming summer with it’s inevitable troubles”, “Nice fish”, “The Attempt to Fly”.