Robert Downey Jr., Catherine O’Hara & More Celebs You Forgot Were on ‘SNL’ 'Saturday Night Live' is known for catapulting comedians into celebrities, but there are also plenty of other A ...

Catherine O'Hara shined in classics like Beetlejuice and Home Alone before winning awards on Schitt's Creek in her great ...

She was also an understudy for Gilda Radner before Radner left Saturday Night Live. Two years after being an understudy she and other actors created Second City Television.