Madam Secretary's Ta Leoni, Tim Daly, Erich Bergen, Zeljko Ivanek and Executive Producer, Lori McCreary teased the fifth season at Tribeca TV Festival premiere in New York City. The cast slipped details about the upcoming shows as well as what it was like working with real life former Secretaries of State Hillary Clinton, Madeleine Albright and Colin Powell on set. See it all here and check out the premiere on Sunday, Oct. 7, at 10/9c.