Willard (1971) DVD (Region 1 - Playable in North America - the US, Canada, Mexico, etc.) Color. New, lower price!
Starring: Bruce Davison, Sondra Locke, Elsa Lanchester, Ernest Borgnine, Michael Dante. Written by Gilbert Ralston from the novel "Ratman's Notebooks" by Stephen Gilbert. Directed by Daniel Mann.
A social misfit, Willard (Bruce Davison) is made fun of by his co-workers, and squeezed out of the company started by his deceased father by his boss (Ernest Borgnine). His only friends are a couple of rats he raised at home, Ben and Socrates—and their rapidly increasing number of rat friends. However, when one of the rats is killed at work, Willard goes on a rampage using his rats to attack those who have been tormenting him. (Followed by the sequel Ben, also available on DVD at The Vermont Movie Store.)