In Plain Sight is a television drama series that follows U.S. Marshal Mary Shannon (Mary McCormack) and her partner, U.S. Marshal Marshall Mann (Fred Weller), who are assigned to the Federal Witness Protection Program.

Set and filmed on location in Albuquerque, New Mexico, the series follows Shannon as she establishes new lives and identities for star witnesses, while dealing with her own dysfunctional home life.TV Guide: In Plain Sight Season 1 Review (March 31, 2009) As of the end of the last season Mary Shannon was shot and injured, the fate of her character is unknown.

• U.S. Marshals Mary Shannon (Mary McCormack) and her partner, U.S. Marshal Marshal Mann (Fred Weller), work with people enrolled in the Federal Witness Protection Program to hide "in plain sight". Shannon and Mann provide witnesses with new identities and help them start to build their new lives within a New Mexico community.TV Guide: In Plain Sight Season 1 Review (March 31, 2009)

• In addition to her professional responsibilities, Mary Shannon tries to maintain some control in her dysfunctional personal life by taking care of her wacky sister (Nichole Hiltz), immature mother (Lesley Ann Warren) and trying to hold on to her relationship with her on-again, off-again boyfriend (Cristian de la Fuente).TV Guide: In Plain Sight Season 1 Review (March 31, 2009)

• Mary McCormack as U.S. Marshall Mary Shannon
• Fred Weller as U.S. Marshall Marshall Mann
• Nichole Hiltz as Brandi Shannon
• Paul Ben-Victor as Chief Inspector Stan McQueen
• Todd Williams as Detective Robert Dershowitz
• Cristian de la Fuente as Raphael Ramirez
• Lesley Ann Warren as Jinx Shannon
• Holly Maples as Eleanor Prince