Mary Shannon is a U.S. Marshal in the witness protection program who spends her time relocating federal witnesses.. Based in Albuquerque, New Mexico, Mary works with her partner, Marshall Mann, to place criminals and innocent witnesses into new lives. When not putting her life on the line to protect federal witnesses, Mary attempts to manage her dysfunctional family, including overly dependent mother, Jinx, and younger sister, Brandi, both of whom live with her. Between work and family, Mary has little time for boyfriend Raphael Ramirez who plays minor league baseball.
Welcome to witness protection. Now get lost.
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Did You Know?
The prop police cars used for Albuquerque Police vehicles have the same color and graphic scheme as real APD vehicles, but the seals on the rear fender are not APD while having the same shape as the real thing. See more
Mary Shannon wears high heels on duty.
Given that she has to run and walk long distance, it makes no sense for her to wear heels. See more
Since 1970, the Federal Witness Protection Program has relocated thousands of witnesses, some criminal, some not, to neighborhoods all across the country. Every one of those individuals shares a unique attribute, distinguishing them from the rest of the general population. And that is, somebody wants them dead.
Referenced in Castle: In Plane Sight