Psych

Season 4

16 episodes 9 seasons

Release Date

Premiered

Psych Season 4 released on August 7, 2009.

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S04E01 Aired August 07, 2009

Extradition: British Columbia

Shawn and Gus spot an art thief whom Lassiter has been trying to arrest for years. So, although they are on a skiing vacation in Canada, they appeal to the local constabulary with mixed results: someone gets axed, another finds himself interrogated and Pierre Despereaux may get away scot-free, once again.

S04E02 Aired August 14, 2009

He Dead

A billionaire hedge fund manager asks Shawn and Gus to find his murderer – a last request Shawn can't resist. So he and Gus step into a world of privilege that's rivaled only by the depths of betrayal it contains.

S04E03 Aired August 21, 2009

High Noon-ish

Lassiter reluctantly asks Shawn and Gus for help when his surrogate father, sheriff of Sonora, thinks a ghost is wreaking havoc in his town. And even though this Wild West re-creation town is bigger on show than facts, it turns out a real crime is being planned and the murder of the Sheriff's business rival is only the beginning.

S04E04 Aired August 28, 2009

The Devil's in the Details... And in the Upstairs Bedroom

When a college girl at a Catholic university commits suicide, Gus and Shawn are brought in because one of the professors at the school believes the girl was demon-possessed.

S04E05 Aired September 11, 2009

Shawn Gets the Yips

After a cop bar is shot up in an apparent robbery during Officer McNab's birthday celebration, Shawn realizes the shooter was actually targeting Lassiter.

S04E06 Aired September 18, 2009

Bollywood Homicide

Raj, a young East Indian man whose serious girlfriends have all met with suspicious accidents, is convinced that he is the victim of a curse, but Shawn and Gus aren't buying the supernatural explanation. They are convinced that a mysterious assailant is actually responsible and they're out to catch the culprit.

S04E07 Aired September 25, 2009

High Top Fade Out

Shawn and Gus investigate the death of Leonald Callahan, aka Diddle, a computer cryptologist who was the baritone in Gus’s old college a capella group.

S04E08 Aired October 09, 2009

Let's Get Hairy

Shawn and Gus attempt to protect Stewart Grumbley from himself because the poor man believes he may be a sheep-killing werewolf who may soon enough begin killing humans.

S04E09 Aired October 16, 2009

Shawn Takes a Shot in the Dark

While investigating a possible crime, Shawn stumbles upon one of a pair of criminals, gets shot, and is dumped in the trunk of a car.

S04E10 Aired January 27, 2010

You Can't Handle This Episode

Abigail is disappointed when Shawn accepts a case at the Army base instead of going on a date with her, but he and Gus are intrigued by a death they believe shouldn't have been ruled a suicide and the thought of working with Juliet's brother.

S04E11 Aired February 03, 2010

Thrill Seekers and Hell-Raisers

When Shawn and Gus join Gus’ new girlfriend on a rafting trip, a member of the group goes overboard, but Shawn quickly realizes it was no accident.

S04E12 Aired February 10, 2010

A Very Juliet Episode

In 2003, Juliet made a pact with her boyfriend Scott Seaver (Josh Braaten) to meet up in seven years. After he fails to show up, Shawn finds him, and by extension endangers his life since he was a key witness against mobster J.T. Waring (Arnold Vosloo), who was convicted for the murder of a U.S. Marshall. When Waring denies killing the Marshall, Shawn must prove him right in order to protect Scott.

S04E13 Aired February 17, 2010

Death is in the Air

Shawn and Gus must recover a deadly pathogen before a thief releases it into the city.

S04E14 Aired February 24, 2010

Think Tank

Shawn and Gus are recruited into a think tank to help prevent the murder of a business tycoon, but once the group has disbanded, they realize that one of the members plans to use the assassination ideas to kill the client instead of save him.

S04E15 Aired March 03, 2010

The Head, the Tail, the Whole Damn Episode

After Lassiter takes a page out of Shawn's book and claims a shark attack victim was actually murdered, the guys must then scramble to find the fish and prove him right.

S04E16 Aired March 10, 2010

Mr. Yin Presents...

A serial killer targets Shawn using scenarios from classic Hitchcock films. Has Mr. Yang returned? Will everyone make it out alive?