All the Brothers Were Valiant is a 1923 American silent sea adventure and romantic drama film starring Lon Chaney. The film was produced and distributed by Metro Pictures corporation and directed by Irvin Willat. The cast also features Malcolm McGregor, Billie Dove and Robert McKim. The screenplay was written by Julien Josephson, based on the eponymous novel by Ben Ames Williams. The film was also known as Cold Courage.

Leonidas Frank "Lon" Chaney was an American actor and makeup artist. He is regarded as one of the most versatile and powerful actors of cinema, renowned for his characterizations of tortured, often grotesque and afflicted, characters and for his groundbreaking artistry with makeup. Chaney was known for his starring roles in such silent horror films as The Hunchback of Notre Dame (1923) and The Phantom of the Opera (1925). His ability to transform himself using makeup techniques that he developed earned him the nickname "The Man of a Thousand Faces".