The Fatal Warning

The Fatal Warning is a 1929 mystery silent film serial directed by Richard Thorpe for Mascot. The film is considered to be a lost film, with no prints known to exist. It co-starred Boris Karloff.

Plot
After William Rogers, a bank executive, disappears, he is charged with embezzling money from the bank. But his daughter Dorothy asks her criminologist friend Russell Thorne to help her find her missing father and restore his good name.

Cast

 * Helene Costello as Dorothy Rogers
 * Ralph Graves as Russell Thorne
 * George Periolat as William Rogers
 * Phillips Smalley as Leonard Taylor
 * Boris Karloff as Mullins
 * Lloyd Whitlock as Norman Brooks
 * Syd Crossley as Dawson
 * Thomas G. Lingham as John Harman
 * Symona Boniface as Marie Jordan
 * Martha Mattox as Mrs. Charles Peterson
 * Gertrude Astor