Extract the main actors and actresses who played in the show Parks and Recreation.

Context: Parks and Recreation is an American political satire mockumentary sitcom television series created by Greg Daniels and Michael Schur. The series aired on NBC from April 9, 2009, to February 24, 2015, for 125 episodes, over seven seasons. A special reunion episode aired on April 30, 2020. The series stars Amy Poehler as Leslie Knope, a perky, mid-level bureaucrat in the Parks Department of Pawnee, a fictional town in Indiana. The ensemble and supporting cast features Rashida Jones as Ann Perkins, Paul Schneider as Mark Brendanawicz, Aziz Ansari as Tom Haverford, Nick Offerman as Ron Swanson, Aubrey Plaza as April Ludgate, Chris Pratt as Andy Dwyer, Adam Scott as Ben Wyatt, Rob Lowe as Chris Traeger, Jim O'Heir as Garry "Jerry" Gergich, Retta as Donna Meagle, and Billy Eichner as Craig Middlebrooks.

Answer: Amy Poehler, Rashida Jones, Paul Schneider, Aziz Ansari, Nick Offerman, Aubrey Plaza, Chriss Pratt, Adam Scott, Rob Lowe, Jim O'Heir, Retta, Billy Eichner