In addition to O'Hara, Ramis, Flaherty and Candy, the sketch launched and cemented the careers of many other now-legendary stars, including O'Hara's Schitt's Creek co-star and onscreen husband, Eugene Levy, Rick Moranis, Dave Thomas, Andrea Martin and Martin Short, who joined later in the show's run.

Every generation got their Catherine O'Hara, from “SCTV” to “Schitt’s Creek,” and each version was more hilarious and bananas than the last

The legendary sketch show introduced audiences to Catherine O'Hara, Rick Moranis, Eugene Levy, John Candy, more

Shields called O'Hara's death at age 71 an 'unfathomable loss.'