Fans of The Office will have a bit longer to say goodbye. NBC is extending the length of the final episode by 15 minutes. It will air from 9-10:15 PM on Thursday, May 16. Drama Hannibal will follow from 10:15-11 PM with limited interruption. The final episode picks up months after the airing of the documentary, when the workers of Dunder Mifflin, past and present, gather for a wedding and a final round of interviews. Mysteries are solved, hatchets are buried, pranks are prunked. Guest stars include 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 Office is exec-produced by Ben Silverman and Greg Daniels, who developed the series for American audiences, as well Paul Lieberstein, Ricky Gervais, Stephen Merchant, Howard Klein, Brent Forrester and Dan Sterling.