Born in Venice, Tommei began his stage career immediately after graduating in Law.

[1][2] In 1940 Tommei started appearing in films, usually cast in character roles.

[2] In 1941 he got critical acclaim for his performance on stage in Poeta fantastico, directed by Orazio Costa.

[2] After the war he focused his activities on revues, returning to dramatic roles in the mid-1950s.

[1][2] A deeply religious man, Tommei was a Franciscan tertiary.