As of July 2026, In Plain Sight Season 3 aired in 2010 with 13 episodes — streaming now on Amazon Prime Video. Full episode guide and where to watch below.
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In Plain Sight Season 3

2010 13 Episodes Drama · Action & Adventure ⭐ 7/10

In Plain Sight Season 3 has quietly become one of the more dependable crime dramas currently available on and . A compact run that never overstays its welcome. With 98 viewer ratings on TMDB, this is not a title flying under the radar. Watch Mary McCormack work — the performance is a masterclass in restraint. Start it whenever you need something guaranteed to land.

Part of the current wave of titles people are actually watching, In Plain Sight Season 3 earns its spot. In Plain Sight Season 3 treats its mystery as a means, not an end in itself. Season 3 of In Plain Sight includes 13 episodes. It aired from March 2010 to June 2010. This season stars Mary McCormack, Frederick Weller and Nichole Hiltz. Mary McCormack and Frederick Weller lead a cast that brings real weight to the material. It was aired in 2010. What distinguishes the best crime dramas from the rest is whether the character work can carry scenes where the mystery takes a breath — In Plain Sight Season 3 passes that test consistently. It delivers reliably on what it promises, which is more than most of its competition manages.

If you cannot walk away from a good mystery, In Plain Sight Season 3 will keep you hooked. It rewards viewers regardless of what else is in their watch history. The complete run is available and best experienced without too much prior knowledge of where it goes. Mary McCormack anchors it, but the writing does the real work. If you are going to commit to one crime drama this month, make it this one.

📡 Where to Watch In Plain Sight Season 3

🇦🇺 Australia
🇺🇸 United States
🇨🇦 Canada
🇳🇿 New Zealand
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🎬 In Plain Sight Season 3 — Episode Guide

E1
Father Goes West
2010-03-31
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.
E2
When Mary Met Marshall
2010-04-07
In 2003 Mary meets Marshall for the first time as they get lovers CLAUDIA TOBIN and HENRY DOER into the WitSec program, and it's a toss-up whose relationship is going to last: Claudia and Henry's, or Mary and Marshall's.
E3
Coma Chameleon
2010-04-14
ATF agent Wade Guthrie is shot and left for dead by gun trader Jasper Malone. After three years in a coma, he wakes to find the world he left behind has drastically changed.
E4
Whistle Stop
2010-04-21
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 Wi...
E5
Fish or Cut Betta
2010-04-28
Mary's new witness falls in love for the first time; Mary must stop her witness from taking out his pain in the form of an explosive device.
E6
No Clemency for Old Men
2010-05-05
Mary tries to help a parolee acclimate to life outside of prison after having spent 38 years behind bars while Marshall helps out when one of Mary's witnesses no longer wants to work with her.
E7
Love's Faber Lost
2010-05-12
Mary's new witness is part of a mortgage fraud ring and is an important link in the case of FBI Agent Faber.
E8
Son of Mann
2010-05-19
Marshall is being evaluated in the field by his father (Geoff Pierson) during a joint fugitive operation. Mary meets Brandi's secret friend.
E9
Death Becomes Her
2010-06-02
A woman wants to escape from her family, who are heavily involved in organized crime, but a secret from her past puts her eligibility for the Witness Protection program in jeopardy.
E10
Her Days Are Numbered
2010-06-09
A witness with Aspergers who has no social filter and can't lie stymies Mary, particularly when the witness refuses to testify against her only friend – the key conspirator in a numbers case. Meanwhile, Marshall and Stan race to figure out why an Immigration and Customs Enforcement agent is holding ...
E11
The Born Identity
2010-06-16
Mary helps her latest witness, a homeless man who's struggling with the program, find his birth parents. But the search could cause more problems than she anticipated. Elsewhere, Scott asks to borrow more money, raising a red flag for Brandi.
E12
WITSEC Stepmother
2010-06-23
Mary keeps an eye on a teen witness whose separated parents are too distracted by their own issues to pay attention to their daughter. Marshall thinks a witness may have betrayed his brother; and Brandi tends to Scott after he's attacked.
E13
A Priest Walks Into a Bar
2010-06-30
After a priest witnesses the murder of a parishioner, he will have to give up his special vocation in order to enter WITSEC.

🎭 Cast of In Plain Sight Season 3

Mary McCormack
Mary McCormack
Mary Shannon
Frederick Weller
Frederick Weller
Marshall Mann
Nichole Hiltz
Nichole Hiltz
Brandi Shannon
Paul Ben-Victor
Paul Ben-Victor
Stan McQueen

📋 All Seasons of In Plain Sight

Season 1Season 2Season 4Season 5

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