Michael Weston Harry Houdini Actor Stephen Mangan Sir Arthur Conan Doyle Actor Rebecca Liddiard Constable Adelaide Stratton Actor Peter Outerbridge Thomas Edison Guest Star Diana Quick Cecilia Weiss Guest Star Lara Jean Chorostecki Clara Reid Guest Star Elias Toufexis Roland Carson Guest Star Natalie Krill Amelia Guest Star Jacob Blair Benjamin Guest Star Simon Northwood Mr. Emmett Reid Guest Star Billy MacLellan Constable Billy McKinnon Guest Star Ali Momen Rustom Avari Guest Star Tim Mooney Mr. Turner Guest Star Arielle Cohen Mr. Turner's Daughter Guest Star Daniel Matmor Rabbi Guest Star Bo Martynowska Young Woman Guest Star David Shore Executive Producer Kenton Allen Executive Producer Matthew Justice Executive Producer Luke Alkin Executive Producer Christina Jennings Executive Producer Maggie Murphy Executive Producer Scott Garvie Executive Producer