As we approach the 40th anniversary of the beloved sitcom “Who’s the Boss?”, fans are reflecting not just on the laughter and life lessons that graced their screens, but also on the poignant losses of its cherished cast members. From the sharp wit of Katherine Helmont, who brought Mona Robinson to life, to the heartfelt performances of Earl Boen as Jim Peterson, the series was a tapestry of unforgettable characters that left an indelible mark on television history.