Josh Groban Cast In The Office

Josh Groban is heading to TV screens again - he's signed up to star on U.S. comedy The Office.

The hitmaker has previously appeared on singing series Glee, and now Groban is to reappear on the small screen - as Ed Helms' character Andy's brother in The Office, according to Deadline.com.

Meanwhile, Stephen Collins and Dee Wallace have signed on to play Helms' parents in the show.

Groban has also previously acted in movie Crazy, Stupid, Love, alongside former The Office lead man Steve Carell, and in U.S. show Ally McBeal.