Paul Wight and Erinn Hayes: Cast on Royal Pains

Royal Pains has landed a big guest star. Literally!

Paul Wight, known to WWE fans as professional wrestler The Big Show, will guest star this summer on the USA hit. He'll portray a bodyguard that comes down with a mysterious ailment.

But Fancast.com reports this grappler's girth will be balanced out by a beauty: Erinn Hayes will appear as his character's sister. She's most recently been seen on Grey's Anatomy and Parenthood.

Look out Royal Pains viewers: The Big Show is coming!

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.