Steve Carell Attempts to Explain to Regis Philbin Why He's Leaving The Office 3.92K Caroline Newman 07/08/10 03:12PM Filed to: Live With Regis And Kelly Live With Regis And Kelly Steve Carell Regis Philbin TV Video Everybody wants to know what's up with Steve Carell's decision to step down from playing the beloved Michael Scott on The Office. Here, Steve explains to Regis his reasons for leaving the show and the possibility of finding a replacement.