ジャック・ルコック国際演劇学校で学び、1983年ロンドンで「テアトル・ド・コンプリシテ」設立に参加。以来、25年以上にわたり、コンプリシテで活動を続け、フィジカル・シアターの第一人者として知られる。ほかにも英国国立劇場やグローブ座をはじめ、数々の劇場に出演、近年ではキャサリン・ハンターとの共同作業や、ピーター・ブルック演出『フラグメンツ』に出演するなど、ますます充実したキャリアを重ねるほか、演出家としても活動している。野田作品へは1996年の英語版『赤鬼（RED DEMON）』に「とんび」役で出演。

He is an actor, director, movement director from Bergamo, Italy, graduated from Ecole Jacques Lecoq, leads workshops internationally, and has studied with Pierre Byland, Philippe Gaulier and Monica Pagneux. Co-Founder of Complicite in London in 1983. He worked with the company for over twenty-five years. Performed in A Minute Too Late, Help I’m Alive, The Visit, The Winter’s Tale, Street of Crocodiles and the opera A Dog’s Heart. Marcello worked in the Merchant of Venice, Comedy of Errors and Pericles at Shakespeare’s Globe, Hideki Noda in Red Demon, performed the Fool in King Lear, The Rose Tattoo, Mother Courage, The Game of Love and Chance and The Birds. In 2006 he performed in Fragments, directed by Peter Brook at Theatre des Bouffes du Nord, Paris and world tour and in A Magic Flute by Peter Brook in 2010. Recently he directed and performed in Tell Them That I am Young and Beautiful at the Arcola Theatre, London and performed in Italy his solo show Arlecchino, originally created at BAC London. Films include: Nine, The Adventures of Pinocchio, Doctor Who. Marcello is the voice of Pingu.