He was part of Thanhouser's short-lived Jacksonville, Florida, production unit.

In April 1892, Platt married actress Beatrice Tait in Philadelphia.

[2] He started his career working as an assistant to Winthrop Ames at the Little Theatre.

[3] He directed the Modern Players troupe at the Pabst Theater in Milwaukee in 1917 drawing a positive review from Sheldon Cheney.

[7] This article about a United States film director born in the 1860s is a stub.