Later in the interview, Grace told Colbert that he’s embraced a new hobby: re-editing movies. One of his projects, he revealed, was re-editing Peter Jackson’s “Hobbit” trilogy into one film.
That got Colbert’s attention, as the “Lord of the Rings” uber-fan actually made a brief cameo in 2013’s “The Desolation of Smaug”.
“How long is your movie?” Colbert asked, pointing out that the combined running time of Jackson’s three films is nine hours.
“That is not the question you want to ask me,” remarked Grace, as Colbert reminded his guest he played “the master of the spy network in Lake Town, a crucial, critical character” in the film.
“It’s maybe 15 seconds, right?” said Grace of Colbert’s cameo.
“Is it still in your f**kng movie or not?” the suddenly steamed host asked.
“I’m so sorry, I’m so sorry,” Grace admitted. “We had to cut it. I’m so sorry. Here’s what happened, Stephen: When you get in the editing room, and you have all these choices–”
Quipped Colbert: “That’s all we have time for, Topher, I’m afraid.”
RELATED: Topher Grace Talks Playing KKK Leader For Spike Lee In ‘BlacKkKlansman’
“The Late Show With Stephen Colbert” airs weeknights at 11:35 p.m. ET on Global.