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" Lucy Lawless is returning to Parks and Recreation. The former Battlestar Galactica actress will appear in the season premiere of Parks and Recreation as Ron Swanson&amp;#039;s (Nick Offerman) pregnant girlfriend Diane.   Parks and Recreation producers have also expressed hopes of bringing Lawless back for additional season six episodes in advance of her character Diane giving birth, reports Entertainment Weekly. Lawless has thus far appeared in five episodes of the NBC comedy series. Parks and Recreation&amp;#039;s season premiere will see Leslie Knope (Amy Poehler) and her staff travelling to London to receive a special award. Heidi Klum is to guest star as a Danish mayor, whose popularity amongst her citizens annoys Leslie.  Arrested Development&amp;#039;s Henry Winkler will also be appearing as the father of Jean-Ralphio (Ben Schwartz). NBC announced on Wednesday (July 31) that both Rob Lowe and Rashida Jones will depart Parks and Recreation in the 13th episode of season six. Parks and Recreation returns on NBC on September 26. BBC Four will air the show&amp;#039;s third season in 2014. "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/tv/parks-and-recreation/news/a503232/lucy-lawless-returning-to-parks-and-recreation/>