Beware! is a 1919 American silent war drama film directed by William Nigh, and starring Maurine Powers, Regina Quinn, Leslie Ryecroft, and William Nigh. The film was released by Warner Bros. on June 1, 1919.
The American ambassador to Germany James W. Gerard warns that Germany will rise again to power and an attempt at world domination unless safeguards are taken,
Prints of the film survives in the Library of Congress, Wisconsin Center for Film and Theater Research, and UCLA Film and Television Archive.