Season 3
13 episodes
46 min. per episode
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A fierce U.S. Marshal juggles protecting witnesses, a chaotic family, and her own buried secrets in a high-stakes emotional battle.
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Episodes
A former high line thief from Boston tries to give up crime for the sake of his teenage son, and Mary and Marshall search for the person who nearly killed Mary in the season two cliffhanger.
A break-in threatens the security of the first witnesses Mary and Marshall handled together, prompting flashbacks to the way Mary joined WitSec.
An ATF agent is shot by a weapons dealer he was working on. He ends up in a coma and wakes up a few years later. He is told that he is now in the Witness Protection Program and Mary's in charge of him. He asks to see his girlfriend. Mary says she'll do what she can. Raphael's aunt comes for a visit and questions Mary about her plans with Raphael. The agent meets with the prosecutor who tells him that his partner, who at the time of his shooting was addictive to pain killers which made him unconscious when he was suppose to back his partner. So they need his testimony to put the man who shot him away. And it's not a good time for him to see his girlfriend. After he leaves, the prosecutor tells everyone including Mary that his partner and girlfriend are now married. They try to convince him to wait after the trial but he bolts to see her.
Mary and Marshall try to help FBI Agent Mike Faber convince his informant to enter WITSEC. Despite their best efforts, the informant refuses their protection and gets himself into a heap of trouble. After Mary, Marshall and Agent Faber save the informant from certain death, he and his family join Witsec. Meanwhile, Stan has to deal with an ex-boxer/witness suffering from pugilistic dementia.
When Mary's new witness, Dominic, a socio-pathic former hit man with a love of explosives, falls in love for the first time, Mary hopes he will finally have a shot at normalcy and redemption. Unfortunately, it all goes pear shaped when his would-be-girlfriend, Naomi, breaks Dom's heart. Mary races to stop Dominic from taking out his pain in the form of an explosive device meant for Naomi. Meanwhile Mary deals with her own regrets after her break up with Raph.
U.S. Marshal Mary Shannon must hunt down witnesses for federal cases in the witness protection program while also managing a rather dysfunctional family and her own personal life.