- Country: USA
- Genres: Drama
- Release: 1917-07-02
- Director: Tod Browning
- Writers: Katharine Kavanaugh
- Language: None | English
- Stars: Mabel Taliaferro , Thomas Carrigan , William J. Gross , Sam J. Ryan , Nathaniel Sack , Tom O’Malley , Florence Ashbrooke , Clara Blandick (1876–1962) , John J. Williams
- Runtime: 50 min
- Awards: N/A
- AKA: Peggy, the Will O' the Wisp (United Kingdom) , Peggy, the Will O' the Wisp , Peggy, the Will O' the Wisp (United States of America) , The Will o' the Wisp (United States of America) , Midnatsrytteren (Denmark)
- Plot: Peggy Desmond, the daughter of an Irish magistrate, loves Captain Neil Dacey, but is pursued by Terence O'Malley, the nephew of Squire O'Malley, a wealthy landowner. Although the squire offers to pay off the Desmonds' debts if Peg...
- IMDB:tt0008420
Peggy, the Will O’ the Wisp Cast
Tod Browning
Director
Mabel Taliaferro
Peggy Desmond
Thomas Carrigan
Captain Neil Dacey
William J. Gross
Anthony Desmond
Sam J. Ryan
Squire O'Malley
Nathaniel Sack
Terence O'Malley
Tom O’Malley
Shamus Donnelly
Florence Ashbrooke
Sarah
Clara Blandick
(1876–1962)
Mrs. Donnelly
John J. Williams
Muldoon