PSYCH “Extradition BC” – Season 4 Premiere August 6, 2009 Psych Watch a sneak peek of PSYCH Season 4 Episode Premiere “Extradition BC” airing this Friday August 7 at 10pm on USA. It is so exciting to have Psych back. This is most certainly one of my favorite shows on TV. Episode Synopsis: PSYCH “Extradition BC” (Season 4 Premiere) – Shawn and Gus spot an art thief whom Lassiter has been trying to arrest for years. So, although they are on a skiing vacation in Canada, they appeal to the local constabulary with mixed results: someone gets axed, another finds himself interrogated and Pierre Despereaux may get away scot-free, once again. Also watch any Pysch Episode Here.. Read all our Psych coverage.