Original air date: 04/19/2019 Runtime: 42:57 min. The team discovers an international conspiracy when a deadly weapon is stolen. Meanwhile, Jane supports Weller when someone from his past dredges up painful memories; and Patterson and Rich contend with their newly released hacker accomplice.
Original air date: 05/31/2019 Runtime: 85:18 min. Dominic (recurring guest star CHASKE SPENCER) begins to enact Madeline’s cataclysmic scheme as the team tries to stop him. Meanwhile, tensions rise as past secrets begin to unravel./In the season four finale, the team sets out on an international mission to stop an attack from spreading. Meanwhile, Madeline attempts to turn the tables as internal conflicts threaten relationships within the team.