Question: When is the final episode of madam secretary?
Disambiguated questions and answers: question: When is the final episode of season 4 of madam secretary?
When is the final episode of season 3 of madam secretary?
When is the final episode of season 2 of madam secretary?
answer: May 20, 2018
May 21, 2017
May 8, 2016
Natural Questions answer: May 20 , 2018 (from the Wikipedia article "List of Madam Secretary episodes")