The Millionaire(1921)

Jack Norman is an office clerk who falls in love with co-worker Kate Blair, a stenographer. He gets fired from his job but before this can really sink in, he suddenly inherits 80 million dollars from a financier who once loved his mother. The financier, Glyde, was murdered, so Norman also inherits a load of troubles involving the blackmailers who want to killed him. In his attempt to outwit them, Norman poses as a valet, and has a friend impersonate him.