Sydney, Vaughn and Jack must determine whether CIA agent Lennox is who he says he is after his deep cover mission is compromised.

Carter suffers a blow to the head, and after arguing with Zoe, he suddenly finds himself in a parallel Eureka, where the residents seem to be mysteriously vanishing.

Dr. Whiticus creates an incredible “weather machine” intended to reverse the effects of global warming which instead stirs unexpected results.

The family competes on the reality show, The Bitchin’ Race but after Stan and Hayley ditch the less-motivated Steve and Francine to team up, they end up in a Tunisian…

Sherlock’s brother, Mycroft, arrives in New York and enlists Holmes and Watson to help solve a case involving his former fiancée. Meanwhile, Sherlock has a difficult time accepting Mycroft and…

Stylish art thief Pierre Despereaux summons Shawn to London to help on an undercover operation.

Stardate: 46192.3 – A young intern visiting the Enterprise captures the interest of Q when she starts displaying Q-like powers.