‘The Office’ Finale Gets Extended Runtime May 8, 2013 News, The Office The Office has extended their official farewell to fans with a 45 minute season finale. The 30 minute comedy has added 15 minutes to their normal run time with the show now set to debut on May 16 from 9-10:15 p.m. The freshman thriller ‘Hannibal’ will then air directly after the extended episode of ‘The Office’. Fans can expect to see the final episode play out months after the airing of the documentary. Together the Dunder Mifflin family will reunite to celebrate a wedding and a final round of interviews. ‘The Office’ finale will also include previous cast members Mindy Kaling, BJ Novak, Rachael Harris, Dakota Johnson, Joan Cusack, Ed Begley Jr., Malcolm Barrett, Matt Jones, Andy Buckley, Mike Schur and Bobby Ray Shafer. The guest stars will join the line-up of series regulars that include Rainn Wilson, John Krasinski, Jenna Fischer, Ed Helms, Catherine Tate, Leslie David Baker, Brian Baumgartner, Kate Flannery, Angela Kinsey, Oscar Nuñez, Phyllis Smith, Paul Lieberstein, Creed Bratton, Craig Robinson, Ellie Kemper, Clark Duke, and Jake Lacy. Former Office star Steve Carell has yet to confirm if he will be returning in the series ender. First hitting the airwaves in 2006, ‘The Office’ comes from executive producers Ben Silverman and Greg Daniels, Paul Lieberstein, Ricky Gervais, Stephen Merchant, Howard Klein, Brent Forrester and Dan Sterling.