when does madame secretary return to sundays
âMadam Secretaryâ returns Sunday on CBS for second season. Originally published October 4, 2015 at 7:00 am. Ta Leoni plays Elizabeth McCord in âMadam Secretaryâ on CBS Sunday. âBlood & Oilâ airs at 9 p.m. Sunday on ABC; âThe Strainâ on FX at 10 p.m.