* ActorSharedBackground:
** Creator/MegalynEchikunwoke, like Isabelle, was born to a Black father and White mother.
** Creator/KarinaLombard's birthplace is Tahiti, as was Alana's.
* CaliforniaDoubling: The series was filmed in Vancouver, Canada but set in Seattle.
* DawsonCasting: When the series began in 2004, Patrick Flueger (Shawn), Creator/BrookeNevin (Nikki) and Kaj-Erik Eriksen (Danny) were 20, 21 and 25 playing 17-year-olds.
* DirectedByCastMember: Helen Shaver directed "The New and Improved Carl Morrissey" and played Barbara Yates in the two succeeding episodes "Becoming" and "Trial by Fire".
* FakeAmerican: The Canadian Chad Faust, plus Australians Jenni Baird and Creator/JacquelineMcKenzie play American characters.
* TheOtherDarrin: Barbara Yates was played by Patti Allan in "Pilot" and Helen Shaver in "Becoming" and "Trial by Fire".
* RealLifeRelative: In "Weight of the World", the real life married couple Colin Lawrence and Lucia Walters played David and Tara Kendrick.
* YouLookFamiliar: Leanne Adachi played a nurse in "White Light" and the recurring character T.J. Kim in Seasons Two and Three.