Guest Stars Tamlyn Tomita as Allegra Aoki Graham Verchere as Young Shaun Dylan Kingwell as Steve Murphy Co Starring Rebecca Husain as Marcie Murphy Kirby Morrow as Ethan (Shaun's Father) Sam Vincent as Doctor Miranda Edwards as Bonnie Tim Zhang as EMT #1 Matthew Mandzij as Carl Roman Podhora as Callum Reilly Gavin Cooke as TSA Officer Mike Li as Nurse Arielle Tuliao as Assistant Zachary Choe as Soccer Kid 3 Chance Moore as Soccer Kid Cassius Morrison as Soccer Kid 2 Carson Sanca as Soccer Kid 1 Orlando Lucas as Adam