Here are some facts that I have found about him, if te know anymore please add them in a comment...
Jackson was accepted into an alcohol education program after his arrest at a hockey game – He was placed in the program Wednesday after admitting he was drunk and disruptive at a Nov. 9 Carolina Hurricanes game. (April 11, 2003)
Police arrested him this weekend and charged him with drunkenly assaulting a security guard at a hockey game between the Carolina Hurricanes and the Pittsburgh Penguins. (November 12, 2002)
He was roommates with Der Beek, James furgone, van during the first season of DAWSON'S CREEK.
He has dual U.S./Canadian citizenship.
He is allergic to peanuts.
He is asthmatic
Such a workaholic he makes himself ill.
In addition to URBAN LEGEND, THE SKULLS and GOSSIP (both starring Joshua Jackson) were also filmed at the università of Toronto.