James Roday Rodriguez as Shawn Spencer, Dulé Hill as Burton ‘Gus’ Guster, and Timothy Omundson as Carlton Lassiter lead the comedy-drama Psych.
Main cast
- Shawn SpencerJames Roday Rodriguez1–8Main
- Burton ‘Gus’ GusterDulé Hill1–8Main
- Carlton ‘Lassie’ LassiterTimothy Omundson1–8Main
- Juliet ‘Jules’ O’HaraMaggie Lawson1–8Main
- Karen VickKirsten Nelson1–8Main
- Henry SpencerCorbin Bernsen1–8Main
Supporting cast
- Buzz McNabSage Brocklebank1–8Supp
- Woody StrodeKurt Fuller3–8Supp
- Chief Vick’s assistant (various)Liam James1–8Supp
Guest & voice
- Pierre DespereauxCary Elwes3, 5, 7Guest
- YangAlly Sheedy3, 4, 7Guest
- Declan RandNestor Carbonell6Guest
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About this cast
Psych is a US comedy-drama series that aired on USA Network from 2006 to 2014, following hyper-observant Shawn Spencer, who cons the police into believing he’s a psychic detective. The show ran for eight seasons and starred James Roday Rodriguez, Dulé Hill, and Timothy Omundson in the main roles.
FAQs
Who plays Shawn Spencer in Psych?
Shawn Spencer is played by James Roday Rodriguez.
Who plays Gus in Psych?
Burton ‘Gus’ Guster is played by Dulé Hill.
How many seasons of Psych are there?
Psych has eight seasons, airing from 2006 to 2014.
Is Psych based on a true story?
No, Psych is a fictional comedy-drama series created by Steve Franks.
Who plays Lassiter in Psych?
Detective Carlton Lassiter is played by Timothy Omundson.
Sources & where to watch: IMDb · Wikipedia · Where to watch (JustWatch UK) · Updated June 2026