Luke Macfarlane's character on Platonic didn't exactly win big on Jeopardy! - but how well would the actor do on the game show? "Here's the truth, I was asked to do Celebrity Jeopardy! I agreed to do it but then at the last minute my schedule changed and I couldn't do it. I think I would do relatively well on Celebrity Jeopardy!," Macfarlane, 45, exclusively told Us Weekly while promoting his hit Apple TV+ show Platonic.