Cast:
Eugene Levy, Cobie Smulders, Jason Priestley, Robert Cohen, William Shatner, Nathan Fillion, Seth Rogen, Kim Cattrall, Mike Myers, Michael J. Fox, Martin Short, Will Arnett, Dan Aykroyd, Catherine O'Hara, Dave Foley, Conan O'Brien, Alanis Morissette, Howie Mandel, Alan Thicke, Kathy Griffin, Caroline Rhea, Russell Peters, Paul Shaffer, David Steinberg, Alex Trebek, Michael Bublé, Rich Little, Geddy Lee, George Stroumboulopoulos, Rick Mercer, Morley Safer, Malcolm Gladwell, Christy Alcroft, Ben Stiller
