Below is a list of my favorite episodes from Season Four of the Syfy Channel series, "EUREKA". Created by Andrew Cosby and Jaime Paglia, the series starred Colin Ferguson:
"FAVORITE "EUREKA" SEASON FOUR (2010-2011) Episodes
1. (4.01) "Founder's Day" - During the Founder's Day celebration for Eureka; Sheriff Jack Carter, Dr. Allison Blake, Dr. Douglas Fargo, Dr. Henry Deacon, and Deputy Jo Lupo mysteriously time travel back to 1947, in the middle of the army base that existed before the town was founded.
2. (4.15) "Omega Girls" - Allison becomes a danger to the community when she is subjected to mind control by former nemesis Dr. Beverly Barlowe, who wants to steal Eureka's secrets.
3. (4.20) "One Giant Leap" - Hours before the launch of Global Dynamics' Titan mission, the citizens of Eureka struggle with black holes and deciding over who will stay and who will go.
4. (4.11) "Lift Off" - Efforts are made to rescue Zane and Fargo from space after they get caught trapped by an accidental launch of what was supposed to be an unmanned mission to test a new FTL drive.
5. (4.09) "I'll Be Seeing You" - Beverly and the Consortium try to return time travel visitor Dr. Trevor Grant back to 1947 using the power cell from the stolen DED device to power their own space-time bridge forming device. A power surge from the device endangers Allison's life. And when Carter interrupts their work, he and Grant are trapped in the past.
Honorable Mention: (4.02) "A New World" - Eureka's time travelers return to the present and discover that some aspects of their lives have changed. They also discover that Dr. Grant had accompanied them from 1947.