Watch Psych Online Season 4

Episode 1: Extradition: British Columbia
Air Date: Aug 7, 2009
Views: 8,717
Comments: 0
Rating: 2.96/5 (27)
Shawn and Gus go skiing in Vancouver where they meet an elusive art thief, but discover he’s not all he seems.
Episode 2: He Dead
Air Date: Aug 14, 2009
Views: 7,411
Comments: 0
Rating: 3.04/5 (27)
Shawn and Gus discover a fresh airplane crash site which killed a billionaire, but his dying words sound as if he was murdered.
Episode 3: High Noon-ish
Air Date: Aug 21, 2009
Views: 6,558
Comments: 0
Rating: 2.90/5 (29)
A series of strange events has an Old West tourist attraction on the verge of shutting down. In hopes of saving it, Lassiter asks Shawn and Gus to investigate the oddities.
Episode 4: The Devil's In The Details...and In The Upstairs Bedroom
Air Date: Aug 28, 2009
Views: 5,791
Comments: 0
Rating: 2.94/5 (32)
Shawn and Gus’ former teacher, now a priest, is recruited to help them investigate the suicide of a student, which he believes is the Devils work.
Episode 5: Shawn Has The Yips
Air Date: Sep 11, 2009
Views: 6,155
Comments: 1
Rating: 2.45/5 (22)
A robbery at a police bar ends in gunfire, causing Shawn to believe that someone is deliberately targeting Lassiter.
Episode 6: Bollywood Homicide
Air Date: Sep 18, 2009
Views: 5,882
Comments: 0
Rating: 2.91/5 (32)
A man enlists Shawn and Gus’ help to lift a curse which places his girlfriends in danger
Episode 7: High Top Fade Out
Air Date: Sep 25, 2009
Views: 5,836
Comments: 0
Rating: 2.83/5 (24)
Gus rejoins his college singing buddies from his old a cappella group after a member of the quartet is found murdered. Together, they are able to decipher an encrypted message which could produce the killer.
Episode 8: Let's Get Hairy
Air Date: Oct 9, 2009
Views: 5,499
Comments: 1
Rating: 2.37/5 (27)
A man who believes he may be a werewolf enlists the help of Shawn and Gus.
Episode 9: Shawn Takes A Shot In The Dark
Air Date: Oct 16, 2009
Views: 6,177
Comments: 1
Rating: 3.14/5 (37)
While working on a seemingly simple case involving an ice cream truck, Shawn stumbles into something larger and more dangerous
Episode 10: You Can't Handle This Episode
Air Date: Jan 27, 2010
Views: 5,923
Comments: 0
Rating: 3.23/5 (26)
Shawn goes up against the Army when he believes that a Private's suicide was actually murder, and begins to think that Juliet's brother is somehow involved in the death. '
Episode 11: Thrill Seekers & Hell Raisers
Air Date: Feb 3, 2010
Views: 5,568
Comments: 0
Rating: 2.88/5 (34)
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
Episode 12: A Very Juliet Episode
Air Date: Feb 10, 2010
Views: 5,384
Comments: 0
Rating: 2.90/5 (31)
' Shawn stumbles into a situation involving Juliet's ex-boyfriend from college, a mobster who may have been wrongfully convicted, witness protection and a very cold case.
Episode 13: Death is in The Air
Air Date: Feb 17, 2010
Views: 5,657
Comments: 0
Rating: 3.04/5 (28)
A lab has lost one of their infectious agents, and Shawn and Gus are tasked with finding it before it can be unleashed on the public.
Episode 14: Think Tank
Air Date: Feb 24, 2010
Views: 5,444
Comments: 0
Rating: 2.48/5 (23)
Shawn and Gus are thrilled when they're asked to join an elite security company, but the team to which they are assigned are not quite as thrilled with their unconventional techniques and the affect it has on their latest assignment: preventing the assassination of a billionaire executive.
Episode 15: The Head, the Tail, the Whole Damn Episode
Air Date: Mar 3, 2010
Views: 5,954
Comments: 0
Rating: 3.00/5 (24)
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. Guest starring Jeri Ryan.
Episode 16: Mr. Yin Presents
Air Date: Mar 10, 2010
Views: 6,811
Comments: 1
Rating: 3.31/5 (35)
Mary returns with more clues to a death, only this time a Mr. Yin is the culprit and Mr. Yang may be Shawn's only hope to save someone-or two-that he loves as Yin makes everyone tap into their inner Hitchcock in order to prevent tragedy. Unfortunately, this plot twist will be just as unexpected as the great filmmaker's.