- HD 1080
- Runtime: 96m.
- Status: Released
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- Languages: en
- Country: United States of America
- Director: Steve Franks
- Stars: James Roday Rodriguez, Dulé Hill, Timothy Omundson, Maggie Lawson, Kirsten Nelson
- keywords: based on tv series
- Production_studio: UCP, Thruline Entertainment
- Slogan: It's the sequel to the sequel.
- providers: Peacock Premium, Peacock Premium Plus
- The Psych 3: This Is Gus is featured in the top rankings of 2021
- #80 in Top Crime Movies of 2021
- #47 in Top Mystery Movies of 2021
In preparation for a shotgun wedding before the birth of Baby Guster, Shawn and Gus go rogue in an attempt to track down Selene’s estranged husband, as Lassiter grapples with the future of his career.
