The Warning Signal is a 1926 American silent action drama film directed by Charles J.

Hunt and starring Gladys Hulette, Lincoln Stedman and Clarence Burton.

[1] The son of a railroad owner wants to make his own way in the world, and so takes a job with the company under an assumed identity.

He battles with a rival and manages to thwart a dangerous collision.

This article related to an American film of the 1920s is a stub.