In Plain Sight

Father Goes West

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. Guest starring Donnie Wahlberg, Sean Marquette, Charlie Haid, Cristian de la Fuente, Joshua Malina and Lesley Ann Warren. 

In Plain Sight

When Mary Met Marshall

A break-in threatens the security of the first witnesses Mary and Marshall handled together, prompting flash backs to the way Mary joined WitSec. Guest starring Allison Janney, Tess Harper, Josh Cooke, Jeannine Kaspar and Joshua Malina. 

In Plain Sight

Coma Chameleon

BATF Agent, Wade Guthrie, is shot during an undercover weapons deal. When he wakes up, Wade learns he has been protected by Witsec's Mary Shannon during his three-year coma. It is only his eye-witness testimony that can put a prolific weapons trafficker behind bars. Guest starring Rita Moreno. 

In Plain Sight

Whistle Stop

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. Meanwhile, Stan has to deal with an ex-boxer/witness suffering from pugilistic dementia. Guest starring Steven Weber. 

In Plain Sight

Fish Or Cut Betta

When Dominic, a former sociopathic hit man with a love of explosives, falls in love for the first time, Mary fears that he won't handle rejection very well. Meanwhile, the WitSec office welcomes a new financial manager, and Mary says her goodbyes to Raphael.