About The Series. Golden Globe Award winner Mary-Louise Parker stars in this original comedy series as a suburban California mother who is forced to start selling marijuana when the unexpected death of her husband leaves her and her family in dire financial straits. Elizabeth Perkins (Celia) and Kevin Nealon (Doug) costar.
The series premiered on June 30, 2015, on CBS. On October 2, 2015, Zoo was renewed by CBS for a second season, which premiered on June 28, 2016. On August 10, 2016, CBS renewed the series for a third season, which is set to premiere on June 29, 2017.
The oldest zoo in the United States is the Philadelphia Zoo. It was chartered by the state in 1859, though the opening was delayed due to the Civil War. The zoo was officially opened on July 1, 1874, and since opening, it has become one of the premier breeding facilities in the world.