Jimmi Simpson Talks 'This Is Us' with TVLine 

‘ fall finale for long. Nevertheless, you’ll probably remember his scene.

actor shares a brief but powerful exchange with series star Sterling K. Brown in the hour, which airs Tuesday at 9/8c on NBC. Though for fear of spoilers he couldn’t say much about the one-off role during a recent call, Simpson told TVLine that signing up for the gig was a no-brainer.

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“Sterling Brown and I were non-Equity actors trying to get our Equity cards together in 1999 in Williamstown Theatre Festival, and we hit it off instantly,” Simpson recalled. “This man was the first actor I knew who… I  saw perform in front of me, and then all of a sudden, I was like, ‘But where did my friend go?\'” He laughed. “Like, there’s a completely different being here!”

character is that plays a Wall Street trader, and that the chance to work with Brown wasn’t one he was going to pass up. “I said, ‘I’m in.’ I have wanted to work with my friend, Sterling, for the last 18 years,” he said. “It was such a joyful day.”

‘s William, aka Baby Man in Black? After Sunday’s Season 1 finale, the actor told 

‘s Joanna Robinson that he would not return to the HBO sci-fi drama for Season 2.

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Pity that he won’t be back for S2, but young!William’s story is pretty much played out unless they’re planning on having flashbacks to his home life with his wife and young daughter. Because I doubt having become black hat!William, he’d take them to the park whenever he went back.

Bummer that he’s not coming back to Westworld. His dubsmash videos with Evan Rachel Wood were classic.

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