Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.
Psych Season 4 Episodes
Season 4 Episode Guide
16 Episodes 2009 - 2010
Season 4 finds Shawn (James Roday) and Gus (Dulé Hill) with no shortage of unusual cases on their hands. In the season opener, they encounter a dashing art thief (Cary Elwes), whom Lassiter (Timothy Omundson) has been chasing for years. They also meet a man (Sendhil Ramamurthy) who believes he's cursed after the mysterious deaths of several of his girlfriends; help a man who fears he's a werewolf; and investigate the murder of a member of Gus' college a capella group. On the personal side of things, Shawn continues his relationship with Abigail (Rachael Leigh Cook), but it's not entirely smooth sailing, and Gus dates a woman (Sarah Shahi) whom Shawn actually likes but who also may be hiding secrets. The season concludes with another Mr. Yang mystery; this time the gang face off with Yang's partner, Mr. Yin. Maggie Lawson, Kirsten Nelson and Corbin Bersen also star.
Episode 1
Extradition: British Columbia
Fri, Aug 7, 2009 44 mins
In the Season 4 opener, Shawn and Gus meet an elusive art thief (Cary Elwes) while skiing in Vancouver and discover he's not what he seems.
Episode 2
He Dead
Fri, Aug 14, 2009 44 mins
Shawn and Gus discover the fresh wreckage of a plane crash that killed a billionaire, whose dying words indicate he was murdered.
Episode 3
High Noon-ish
Fri, Aug 21, 2009 44 mins
An Old West tourist attraction is plagued by a series of strange events threatening to shut it down. In hopes of saving it, Lassiter asks Shawn and Gus to look into the odd occurrences.
Episode 4
The Devil's in the Details...And in the Upstairs Bedroom
Fri, Aug 28, 2009 44 mins
Shawn and Gus are recruited by their former teacher (Ray Wise) to investigate a student's suicide, which he believes is the work of the devil.
Episode 5
Shawn Gets the Yips
Fri, Sep 11, 2009 44 mins
Shawn thinks a shooter is deliberately targeting Lassiter after a robbery at a police bar ends in gunfire.
Episode 6
Bollywood Homicide
Fri, Sep 18, 2009 44 mins
A man thinks he's cursed after several of his former girlfriends meet grim fates, and he asks Shawn and Gus to investigate. Sendhil Ramamurthy guest stars.
Episode 7
High Top Fade Out
Fri, Sep 25, 2009 44 mins
A member of Gus' college a cappella group is murdered. When the group reunite, they are able to decipher an encrypted message that could pinpoint the killer. Kenan Thompson and Jaleel White guest star.
Episode 8
Let's Get Hairy
Fri, Oct 9, 2009 44 mins
Shawn and Gus help a man who claims he's a werewolf and believes he's dangerous to the public. David Naughton and Joshua Malina guest star.
Episode 9
Shawn Takes a Shot in the Dark
Fri, Oct 16, 2009 44 mins
While working on an ice-cream-truck case, Shawn makes a shocking discovery that could put his life at risk.
Episode 10
You Can't Handle This Episode
Wed, Jan 27, 2010 44 mins
Shawn thinks a soldier's suicide was really murder and soon comes to suspect that Juliet's mercenary brother (John Cena) was involved in the killing.
Episode 11
Thrill Seekers & Hell Raisers
Wed, Feb 3, 2010 44 mins
Shawn suspects foul play when a rafter goes overboard during a river-rafting outing with Gus' adrenaline-junkie girlfriend (Sarah Shahi).
Episode 12
A Very Juliet Episode
Wed, Feb 10, 2010 44 mins
Juliet recruits Gus to help her locate an old boyfriend, a search that ends up revealing a closely guarded secret.
Episode 13
Death Is in the Air
Wed, Feb 17, 2010 44 mins
Shawn and Gus try to recover a stolen lethal pathogen, which could be released in the city by the thief. Judd Nelson guest stars.
Episode 14
Think Tank
Wed, Feb 24, 2010 44 mins
Shawn and Gus join a think tank designed to protect a tycoon from assassination plots. After the group disbands, they realize one of the members was using the meetings to plan an attack on the tycoon.
Episode 15
The Head, the Tail, the Whole Damn Episode
Wed, Mar 3, 2010 44 mins
Lassiter suspects that a shark-attack victim was really murdered and asks Shawn and Gus to investigate. Jeri Ryan and Michael Hogan guest star.
Episode 16
Mr. Yin Presents...
Wed, Mar 10, 2010 44 mins
A would-be murderer makes deadly plans for Shawn that are modeled after classic Hitchcock films in the fourth-season finale. Ally Sheedy guest stars.
