Big Little Lies is an American black comedy drama television series based on the 2014 novel of the same name by Liane Moriarty. Created and written by David E. Kelley, it aired on HBO from February 19, 2017, to July 21, 2019, encompassing 14 episodes and two seasons. Originally billed as a miniseries, Jean-Marc Vallée directed the first season, while Andrea Arnold directed the second season. In November 2023, Nicole Kidman stated a third season would be made.

David Edward Kelley is an American television writer, producer, and former attorney. He has created and/or produced a number of television series including Doogie Howser, M.D., Picket Fences, Chicago Hope, The Practice and its spin-off Boston Legal, Ally McBeal, Boston Public, Goliath, Big Little Lies, and Big Sky. Kelley is one of very few screenwriters to have created shows that have aired on all four top commercial U.S. television networks as well as cable giant HBO.