Serving in the Marine Corps during the Second World War, Mitchell was wounded during the landings along with Michael Corleone and Hank Vogelsong. He recovered and later became a front man for the Castle in the Clouds casino.
Personality and traits
A warm, brash but friendly man, Mitchell was known to suffer from a lisp, which caused him to be affectionately nicknamed "Sergeant Fudd". However, the troops respected him enough not to refer him by this name to his face.