Guest Stars Chris Gauthier as Vincent Shayn Solberg as Spencer Martin Keith Wilson as Baker Brother #2 Bryan Wilson as Baker Brother #1 Aaron Rota as Man in Yellow Shirt Jocelyne Loewen as Doris Stokes Antony Holland as Dr. Irvin Horatio Thatcher John Burnside as Scientist Teaching Zoe #2 Mark Burgess as Man Getting Ticket Colin Foo as Scientist Teaching Zoe #1 Donna White as Eugenia Matt McInnis as Young Irvin Thatcher Tyla Gagnon as Young Eugenia