John Oliver is a comedian .
The single-camera series follows an ensemble cast of characters played by Joel McHale , Gillian Jacobs , Danny Pudi , Yvette Nicole Brown , Alison Brie , Donald Glover , Ken Jeong , Chevy Chase , and Jim Rash , at a community college in the fictional town of Greendale , Colorado .
Community -LRB-TV series-RRB-