After studying at the national theater school in Chaillot under the direction of Antoine Vitez, Frédéric Merlo began his career in the theatre, in numerous leading roles (Titus in Bérénice by Racine, Lélio in La Fausse Suivante by Marivaux, Amphitryon and Jupiter in Molière's Amphitryon, etc.). Then, he divides his career between the stage and the screen. He played in the French series Le Bureau, an adaptation of the famous British series The Office, where he is Daniel Gabarda, the chief accountant, in the detective series Sur le Fil, produced and broadcast by France 2, where he plays the role of medical examiner and in many films (Tu veux ou tu veux pas, Le Boulet, Eiffel, On est fait pour s'entendre, Qu'est-ce qu'on a tous fait au bon dieu?, Les Trois Mousquetaires, etc.) and series (Avocats et associés, Engrenages, Capitaine Marleau, Scènes de ménage, Nestor Burma, etc.).