The movie star revealed the news in an Instagram video where he also thanked fans and the network.
A source tells ET that McSweeney has already filmed a scene with Tinsley Mortimer.
ET spoke with Spicer following the backlash he received for being on the show.
ET is bringing fans inside the sprawling $21 million estate.
Only ET was given a private tour of the 22,000 square-foot Newport Beach home.
ET is taking a look inside the MTV Video Music Awards with host and comedian Sebastian Maniscalco.
Hailie Sahar sat down with ET Live to talk season 2 of 'Pose,' and set the record straight about on-set romances.
ET sat down with Demi after she reunited with Kristian on 'Bachelor in Paradise.'
The 'Bachelor in Paradise' star gets real about her journey to coming out.
Showtime released the first teaser for the all-new series, 'The L-Word: Generation Q,' which is a sequel to the groundbreaking drama.
A source told ET on Wednesday that Peth was 'open' to the gig after his 'BiP' breakup with Burnett.
Lifetime announced its largest holiday movie slate ever, with 28 new movies premiering between Oct. 25 and Dec. 25.
The actor plays two versions of himself in the Netflix original series, 'Living With Yourself.'
Take at look at highlights from the show's upcoming season.
