Holly Robinson Peete is heading back to CBS, but it's not to reclaim her seat on 'The Talk.' According to Deadline, Peete has booked a guest role on 'Mike & Molly.'

Look for the 'Hangin' With Mr. Cooper' star to play a love interest for Mike's partner Carl (Reno Wilson). She'll appear in multiple episodes of the comedy starring Melissa McCarthy and Billy Gardell.

In other casting news ...

'American Dreams' actor Arlen Escarpeta will guest star on 'The Secret Circle.' Escarpeta will play Holden, Melissa's cousin. [E! Online]

'Castle' has booked 'The Killing' actor Eric Ladin. Ladin will play Daniel Sullivan, an Atlantic City casino security expert in an upcoming episode. [TVLine]

ABC's 'Pan Am' is welcoming a very special guest. Former 'Friday Night Lights' running back Gaius Charles (that's Smash Williams to you Dillon Panther fans) will appear as a soldier who interacts with one of the '60s stewardesses in an upcoming episode. [TVLine]

'The X Factor' is getting even more star power. Enrique Iglesias and Pharell Williams will guest judge the Fox singing competition. [People]

Uh oh -- another obstacle is getting in the way of Joel and Julia's adoption on 'Parenthood.' Zoe's baby daddy will show up in the form of 'Life Unexpected' alum Rafi Gavron to throw a wrench in the adoption plans. [TVLine]

Tricia Helfer is teaming up with a pooch for her next role. The 'Battlestar Galactica' star has been tapped to headline TNT's 'Scent of the Missing,' a new drama about a K-9 search and rescue volunteer and her trusty partner, a golden retriever named Puzzle. [Deadline]

'Hart of Dixie' is getting a dose of 'Dawson's Creek.' Meredith Monroe will guest star on The CW series as a former Bluebell resident. [TVLine]