Ray Donovan Season 4 Episode 12“Rattus Rattus”

Paramount+ with Showtime · S4E12 · Aired September 18, 2016 · 60 min · ★ 8/10

In the Season 4 finale, Ray, hoping his deal with Hector will be his family's salvation, learns that Sonia has turned over incriminating evidence to FBI agent Frank Barnes. Ray is forced to wear a wire, but decides to play the Russian mob off the FBI, but things take a dangerous turn. Meanwhile, Mickey's attempt to cash in on the big fight leads him to a discovery that could help Ray against both sides.

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