The Navigator contains some of the most elaborate and well - known stunts by Keaton .
Buster Keaton ( as Rollo Treadway ) is accidentally stranded on a ship with the girl who scorned him , Betsy O'Brien ( Kathryn McGuire ) .
The Navigator contains some of the most elaborate and well - known stunts by Buster Keaton .
Buster Keaton ( as Rollo Treadway ) is accidentally stranded on a ship with the girl who scorned him , Betsy O'Brien ( Kathryn McGuire ) .