S4 E19 ∙ Thin Ice ∙
During a summit in Montreal to resolve territorial claims, an activist group detonates a bomb - and in the confusion Elizabeth loses sight of her son and his girlfriend.
All episodes for series 4 of Madam Secretary
S4 E1 · News Cycle
A fake news story implicates Elizabeth in the death of a minister.
S4 E2 · Off the Record
Elizabeth travels to Libya to negotiate an end to the civil war.
S4 E3 · The Essentials
Elizabeth tries to help fund an electrical grid in a Syrian refugee camp.
S4 E4 · Shutdown
Elizabeth negotiates between the White House and the opposition.
S4 E5 · Persona non Grata
A US ambassador's inappropriate behaviour jeopardises a conference.
S4 E6 · Loophole
Elizabeth refuses to negotiate with terrorists for the release of a CIA agent.
S4 E7 · North to the Future
Elizabeth works to contain a smallpox outbreak.
S4 E8 · The Fourth Estate
Elizabeth and her staff work with the Mexican government to extradite a cartel leader.
S4 E9 · Minefield
Elizabeth tries to pass a treaty to force the destruction of landmines.
S4 E10 · Women Transform the World
Elizabeth accepts she may have to compromise with the Taliban.
S4 E11 · Mitya
Vice President Hurst feels threatened by Elizabeth.
S4 E12 · Sound and Fury
President Dalton's mental status is brought into question.
S4 E13 · Reading the Signs
The president of Sri Lanka's psychic advises him not to trade with the US.
S4 E14 · Refuge
Jay and Kat try to help persecuted foreign LGBTQ citizens.
S4 E15 · The Unnamed
Elizabeth faces a moral dilemma.
S4 E16 · My Funny Valentine
Elizabeth deals with the country that bombed an American embassy.
S4 E17 · Phase Two
Senator Morejon puts Elizabeth's arms deal in jeopardy.
S4 E18 · The Friendship Game
Security talks in South America are complicated by a US citizen's kidnapping.
S4 E19 · Thin Ice
An activist group detonates a bomb during a summit.
S4 E20 · The Things We Get to Say
A reporter shadows Elizabeth while she deals with a minor crisis.
S4 E21 · Protocol
Terrorists threaten to cause a flood in the Middle East.
S4 E22 · Night Watch
President Dalton orders a nuclear attack on another country.
