Spoilers: Episode 18 “The Wild Rover” promos

Summary:  When a man is found dead in an industrial cake mixer, Castle and Beckett trace the murder to an Irish gang in Staten Island and a beautiful bar owner named Siobhan O’Doul (guest star Cara Buono, “Mad Men”). Much to everyone’s surprise, Detective Ryan has a complicated history with Siobhan and the Staten Island crime family from his days working undercover in narcotics. When the case hits a dead end, Ryan must go back undercover to expose the killer, complicating his relationship with his wife.

Writer: Terrence Paul Winter, Director: Rob Hardy

Guest Cast

  • Juliana Dever – Jenny Ryan
  • Cara Buono – Siobhan O’Doul
  • Brian Letscher – Liam Finch
  • Christina Cox – Maggie Finch
  • Michael Rodrick – Robert “Bobby S” Shannon



Episode 18 Information | Episode 18 Discussion