Doctor Augustus P. Crumhorn (Original)   Reboot version    

In the reboot version Crumhorn is a billionaire industrialist and the "Daddy" of Princess (Dawn Crumhorn). He is a thin doberman dog with spectacles. He is voiced by John Oliver and appears in the last 2 episodes of the 1st reboot season - Mouse Fall and Mouse Rise.[1]


  1. UK IGN First look at John oliver's Dangermouse character