Katherine Helmond as Mona Robinson Tony Danza may have been at the top of the "Who's the Boss?" call sheet, but the elder statesman of the cast was definitely Katherine Helmond. On the show, she ...

Judith Light, Tony Danza, Katherine Helmond, Alyssa Milano, and Danny Pintauro as Angela Bower, Tony Micelli, Mona Robinson, Sam Micelli, and Jonathan Bower in Who's the Boss? - ABC Families come in ...