Shemar Moore to return for Season 12 finale of 'Criminal Minds'

March 17 (UPI) -- Shemar Moore is to return to Criminal Minds for the procedural's 12th season finale.

Moore will reprise his role as Derek Morgan in the installment airing May 10.

"In the episode, Morgan brings the [FBI's Behaviorial Analysis Unit] a lead in the case against serial killer and escaped convict Mr. Scratch, who has wreaked havoc on the team all season," a press release teased.

The actor was an original cast member and appeared in 251 episodes 2005-16.

The crime drama's ensemble includes Joe Mantegna, Paget Brewster, Matthew Gray Gubler, A.J. Cook, Aisha Tyler, Kirsten Vangsness, Adam Rodriguez and Damon Gupton.