The guests all meet at Hill House, where you learn that Professor Plum (Christopher Lloyd) works in Washington, D.C., where everyone else lives. Colonel Mustard (Martin Mull) is a client of Miss ...

The guests all meet at Hill House, where you learn that Professor Plum (Christopher Lloyd) works in Washington, D.C., where everyone else lives. Colonel Mustard (Martin Mull) is a client of Miss ...