Wee Lady Betty rules the O'Reilly castle with a stern hand and a big heart until she learns that Roger, the O'Reilly heir, is coming to take possession of his estate. Unable to provide for her aged father, Betty conceives of a scheme. Feigning to leave the castle, she returns after dark with her father and installs him in the haunted chamber.
Bessie Love
as Wee Lady Betty
Frank Borzage
as Roger O'Reilly
Charles K. French
as Fergus McClusky
Walt Whitman
as The O'Reilly
Aggie Herring
as Mrs. O'Reilly
Walter Perkins
as Shamus McTeague
Thornton Edwards
as Connor O'Donovan
L. Jeffries
as Lanty O'Dea
Alfred Hollingsworth
as Father Dan
J.P. Lockney
as Michael O'Brien
