His Master's Voice is a 1925 American silent war drama film directed by Renaud Hoffman and starring Thunder the Dog, George Hackathorne, Marjorie Daw and Mary Carr.

[1] It was designed as a vehicle for Thunder, an Alsatian who featured in several films during the 1920s.

Following America's entry into World War I, the cowardly Bob Henley is drafted into the army while his faithful dog Thunder joins the Red Cross.

They meet again several months later in France where Thunder helps Bob to overcome his terror and fulfil his duty.

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