Catherine O'Hara, the celebrated Canadian actress whose work shaped generations of comedy lovers, has died at the age of 71. Best remembered for her unforgettable performances in Home Alone, Beetlejuice, and the Emmy-winning series Schitt's Creek, O'Hara passed away at her Los Angeles home following a brief illness, her agent confirmed. O'Hara's journey began in Toronto, where she honed her comedic instincts at the famed Second City theatre before becoming a breakout star on Second City Television (SCTV).