From USA Network's official press release:

Shawn and Gus go undercover at a professional football training camp when the foot of the missing kicker is discovered.

Psych stars James Roday as Shawn Spencer, Corbin Bernsen as Henry Spencer, Dule Hill as Burton "Gus" Guster, Kirsten Nelson as Karen Vick, Maggie Lawson as Juliet O'Hara, and Timothy Omundson as Carlton Lassiter.

Source: USA Network
(Image courtesy of USA Network)