Eugene Levy as Self

Cobie Smulders as Self

Jason Priestley as Self

Robert Cohen as Self

William Shatner as Self

Nathan Fillion as Self

Seth Rogen as Self

Kim Cattrall as Self

Mike Myers as Self

Michael J. Fox as Self

Martin Short as Self

Will Arnett as Self

Dan Aykroyd as Self

Catherine O'Hara as Self

Dave Foley as Self

Conan O'Brien as Self

Alanis Morissette as Self

Howie Mandel as Self

Alan Thicke as Self

Kathy Griffin as Self

Caroline Rhea as Self

Russell Peters as Self

Paul Shaffer as Self

David Steinberg as Self

Alex Trebek as Self

Michael Bublé as Self

Rich Little as Self

Geddy Lee as Self

George Stroumboulopoulos as Self

Rick Mercer as Self

Morley Safer as Self

Malcolm Gladwell as Self

Christy Alcroft as Gill

Ben Stiller as Self