Alex Trebek

Mayim Bialik and journalist Bill Whitaker will also fill in for the late Alex Trebek.
The game show's all-time champion temporarily stepped in for the late Alex Trebek.
The game show took a trip down memory lane with a video montage of some of the late host's endearing moments.
The late "Jeopardy!" host's final episode was set to run Friday.
The quiz show host made an emotional request on the show shortly before his death.
The longtime host died of pancreatic cancer on Nov. 8 at age 80.
The beloved game show host reminded viewers that even amid a pandemic, there are things to be thankful for.
The longtime and beloved "Jeopardy!" host died earlier this month after a lengthy battle with the disease.
The "Deadpool" actor said the "Jeopardy!" host's death was "absolutely gut-wrenching."