Havoc is a 1925 American silent war drama film directed by Rowland V. Lee and starring Madge Bellamy, George O'Brien, and Walter McGrail.

[1][2] As described in a film magazine reviews,[3] in England before the outbreak of the First World War, Captain Roddy Dunton and Lieutenant Dick Chappel court the same woman, Violet Deering.

On leave from the British Army on the Western Front, Chappel brings Violet a message from Dunton.

Violet infatuates him and Dunton's sister Tessie sees them embrace.

Chappel returns home where he denounces Violet and is nursed back to health by Dunton's sister Tessie.