He graduated the Institute of Theatre and Film "I.L.Caragiale" (year 1961, class Dina Cocea). “Some actors bring the characters to them. Others go towards the characters, as they say, they get into their skin. Marin Moraru makes of him and of the character one and the same person, according to a strange calculation algorithm of one plus one equals one.
Under his impassible features (I defy anyone who has ever seen him laugh his head off in films…after all, if he laughed, what would we be left to do?), in his stares, cast like by mistake from under his eyebrows raised in amazement, indignation, or fear, in the curve of his lips sealed tight, so that they won`t burst into laughter to ruin the mask, under this entire composition with variations that is his face all the characters of the world fit in perfectly, since Marin Moraru is not the actor of one typology.
He is not fit for a peasant role and unfit for an intellectual. For him, the social categories have not been invented yet, for him only the human beings were invented. All kinds of.
So that, with this face – his and theirs –, with the same baldness – his and theirs –, with the same sparkling mind – his and he lends it to them – with his each part, he gets to work and builds another person, on that inimitable and unbeatable principle of one plus one equals one”. (Eva Sîrbu, Almanah Cinema, 1976
“Next to Toma Caragiu
. One of the few who outfaced and discussed to the from an equal position. The only look that comes from the great comedy of the saint cinema. From Harry Langdon. The Autumn of the Ducklings won`t bring the spring, of course. (Radu Cosaşu, Magazin estival Cinema, 1977