 In addition to Carell , the season also saw the return of several " veteran cast members " . Former series regular David Denman was the first to do so , appearing as Roy Anderson in the second episode of the season " Roy 's Wedding " ; he was last seen as part of the Threat Level Midnight film in season seven . Josh Groban reprised his role as Andy 's brother , Walter Jr , appearing in the episode " The Boat " . Melora Hardin returned as Jan Levinson in the episode " The Whale " and had a small vocal cameo in the episode " Couples Discount " . " Junior Salesman " saw the return of several minor characters , including Lance Krall as Sensei Ira ( who first appeared in the second season episode " The Fight " ) , Noel Petok as Troy Underbridge ( who first appeared in the fourth season episode " Night Out " ) , Beth Grant as Dwight 's babysitter ( who first appeared in the fourth season episode " Dinner Party " ) , and James Urbaniak as Rolf ( who first appeared in the fifth season episode " Company Picnic " ) . Although cast member Zach Woods ' series regular contract was not renewed for the season , he returned to the series as a guest star , in the episode " Moving On " . David Koechner returned as Todd Packer in " The Farm " . " Finale " also featured the return of several recurring characters , such as Nancy Carell as Carol Stills ( who played the recurring role of Michael 's real @-@ estate agent and short @-@ time girlfriend ) , Sendhil Ramamurthy as Ravi , Jackie Debatin as Elizabeth ( who first appeared in the third season episode " Ben Franklin " ) , Devon Abner as Devon ( who was a former Dunder Mifflin employee fired in " Halloween " ) , and Spencer Daniels as Jake Palmer ( who first played Meredith 's son in the season two episode " Take Your Daughter to Work Day " ) . 
