United Kingdom, April 1 -- Dan Levy has found "great comfort" in seeing "how loved" the late Catherine O'Hara was.

The 42-year-old actor's friend and Schitt's Creek co-star passed away in January at the age of 71 following a brief illness, and while Dan knows Catherine is "irreplaceable", he's been happy to witness the "outpouring" of feeling following her death.

Speaking on The Tonight Show Starring Jimmy Fallon after the host offered his condolences, Dan said: "Listen, it's like a collective loss, I think. She was the greatest. She's irreplaceable.

"The great comfort for me has just been to see how loved she was, you know what I mean? The outpouring. Everyone felt like they kind of knew her."

Dan and Jimmy heaped praise on the Home ...