Damian Kindler Creator, Executive Producer, Writer, Director Amanda Tapping Dr. Helen Magnus Actor, Executive Producer, Director Robin Dunne Dr. Will Zimmerman Actor, Director Ryan Robbins Henry Actor Christopher Heyerdahl John Druitt Actor Agam Darshi Kate Freelander Actor Jonathon Young Nikola Tesla Actor Robert Lawrenson Declan Macrae Actor Adam Greydon Reid Bruno Delacourt Actor Gil Bellows Caleb Actor Brenda Campbell Michelle Moran Actor Pauline Egan Erika Myers Actor Pascale Hutton Abby Corrigan Actor Brian Markinson Greg Addison Actor Ian Tracey Adam Worth Actor Richard Howland Galvo Actor Carlo Rota Feodor 'Frank' Glazov Actor Gerard Plunkett Fordis Actor Jody Thompson Fallon Actor Al Sapienza Will's Father Actor Kwesi Ameyaw Colonel Bosh Actor Martin Wood Executive Producer, Director, Writer Sam Egan Executive Producer Keith Beedie Executive Producer Jim Bogusz Executive Producer Andrea Gorfolova Executive Producer Jon Rutherford Executive Producer James Thorpe Writer Gillian Horvath Writer Alan McCullough Writer Lee Wilson Director Steven A. Adelson Director