Which role did Federico Fellini play in Rossellini’s film Il miracolo?

In the 1948 film Il miracolo (The Miracle)—which served as an episode of the anthology film L’amore—Federico Fellini not only contributed to the screenplay but also performed as an actor. He played the role of a tramp who encounters a simple-minded peasant; the woman mistakenly believes he is the reincarnation of St. Joseph and subsequently becomes pregnant by him.1