as Rumson / Strumfsky / Isaacson / Fairfax / Marsden / Rankin / Deacon / Merriman / Craven / Kerrigan / Brandon / Dr. Barry

as Pasquale

as William Sawyer

as Simon Watson - a Drug Manufacturer

as General Fields

as John Franklin

as Driver of the Deadwood Coach

as Dr. Jardine - a Vivisectionist

as Jacob Drake