4 common law punishments

Principle in the 1st degree

The person who actually committed the crime

Principle in the 2nd degree

People who were present at the commission of the crime but were not involved in the planning of the crime - aided and abetted in the commission of the crime

Accessory before the fact

A person who knew a crime was committed, aided in the preparation for the crime, but was not present at the time of the crime

Accessory after the fact

A person who knows the crime was committed and gave aid to the person who committed the crime

Accomplice

All people who knowingly are involved in or connected to the commission of a crime either before or during the crime

Accessory after the fact - simplified

A person who renders aid to the criminal after the crime