Better watch out, Jim!
Denman will guest star in episode 2 of the 9th season of the NBC series, though whether he'll try to win Pam back again is yet to be determined.
In other casting news...
"American Pie" alum is headed to "Weeds." Natasha Lyonne will appear in the hour-long finale of the Showtime series as Tiffani. [THR]
"Once Upon A Time" has nabbed a "True Blood" actor. Michael Raymond-James has joined the ABC drama as a "mysterious new character." [EW]
Jason Thompson will guest star on "90210." The "General Hospital" star will appear on the CW series Eugene Thompsen, a detective working on a top-secret case. [TVLine]
Jeffery DeMunn has landed a guest spot on "Chicago Fire." The "Walking Dead" actor will play a life-long construction worker who's caught in a sticky situation on the new NBC drama. [EW]