Peter Hanlon

The agents (David Duchovny, Gillian Anderson) may have uncovered the Cigarette-Smoking Man's (William B. Davis) true identity.

The agents investigate deaths and disappearances near a lake where small-town residents revive stories about a legendary killer sea-serpent.

Chloe is worried that Davis will stop her dream wedding to Jimmy. Oliver tells Clark he thinks he knows where Lex is hiding and heads to Cuba to confront him. However, when he arrives Oliver is shocked to find Lana instead.

Heading Over There, events really do take a turn for the worse for Alt-Olivia. Meanwhile, when disturbing details come to light, concerns grow for Olivia.

The Triunes, grotesque inhabitants of a distant planet, select human beings for slave labour.

Marie is charged with malpractice when a patient under her care suddenly dies.