The Immortal Alamo (1911)
:For other films about the Alamo, see Alamo_(disambiguation). This scene from The Immortal Alamo uses a painted backdrop. The Immortal Alamo was an American silent film released on May 25, 1911. The Immortal Alamo is the earliest film version of the events surrounding the 1836 Battle of the Alamo. No known copies of the film exist today, and it is considered to be a lost film.
More at Wikipedia.