What actors and actresses appeared in The Amazing Impostor - 1919?

The 1919 film "The Amazing Impostor" is a silent film. While there are some records of early film actors, there isn't complete information for every film, especially those from that era.

To find information about the actors in "The Amazing Impostor," you'd need to consult:

* Film archives: Organizations like the Library of Congress, the Academy of Motion Picture Arts and Sciences, and specialized film archives may have records of cast and crew information for older films.

* Early film databases: Sites dedicated to silent films may have some details, although coverage is often incomplete.

* Historical film publications: Film magazines, newspapers, and film guides from the era could potentially mention the cast.

Unfortunately, without further research in these resources, it's difficult to provide a definitive answer to your question.