The Rat (The Americans)

"The Rat" is the sixth episode of the fourth season of the American period spy drama television series The Americans. It is the 45th overall episode of the series and was written by consulting producer Joshua Brand, and directed by Kari Skogland. It was released on FX on April 20, 2016.

The series is set during the Cold War and follows Elizabeth and Philip Jennings, two Soviet KGB intelligence officers posing as an American married couple living in Falls Church, a Virginia suburb of Washington, D.C., with their American-born children Paige and Henry. It also explores the conflict between Washington's FBI office and the KGB Rezidentura there, from the perspectives of agents on both sides, including the Jennings' neighbor Stan Beeman, an FBI agent working in counterintelligence. In the episode, Philip takes Martha to a safe house, while Stan and Aderholt research her past.

According to Nielsen Media Research, the episode was seen by an estimated 0.90 million household viewers and gained a 0.2 ratings share among adults aged 18–49. The episode received critical acclaim, with critics praising Martha's storyline, tension, performances and ending.