Pianist concert performer, pianist of studio, type-setter for the cinema and the theatre, arranger, head of orchestra, it makes its first cinematographic experiment with Jean Yanne for " Chobizenesse " and later for " Two Hours minus the quarter before Jesus-Christ "

Thanks to the meeting and to the support of George Delerue for whom it records as a pianist, it can since 1982 be devoted more seriously to the cinema and thus collaborate with the French cineclub by composing the music of several silent films of which a " un chapeau de paille d'Italie" of Rene Clair that it directs regularly into live during projections organized a little everywhere in the world.

The principal scenario writers with whom R. Alessandrini worked are: Jean Yanne, Jean-Charles Tacchella, George Lautner, Henri Colpi, Tony Gatlif, Peter Deffell, Magalie Clement.

But the cinema is not its only activity since which it played two pianos with Emile Naoumof and regularly accompanies in recital the singer Francoise Pollet.

Prize winner of the foundation Yehudi Menuhin, Alain Beghin occurred in all the French full orchestras in particular the orchestra of the Opera of Paris and the Inter Contemporain orchestra under the direction of Sejii Ozawa and Pierre Boulez.

Musician very eclectic Alain Beghin took part in the recording of discs of varieties with Jean Guidoni and Frederic François and of many film musics.

Roger Fugen takes part in many recordings and emissions of television. He plays in largest variety like the Lido, the moulin-Rouge, Olympia....  

He accompanies the largest stars Ray Charles, Michel Legrand, Swingle sisters, Enrico Macias, Harry Belafonte ...