Richard Barthelmess as Tom Holmes

Aline MacMahon as Mary Dennis

Loretta Young as Ruth Loring

Gordon Westcott as Roger Winston

Robert Barrat as Max Brinker

Berton Churchill as Mr. Winston

Grant Mitchell as George Gibson

Charley Grapewin as Pa Dennis

Robert McWade as Dr. Briggs

G. Pat Collins as Leader of Agitators

James Murray as Blind Soldier

Edwin Maxwell as Laundry Company President

Margaret Seddon as Jeanette Holmes

Arthur Vinton as Captain Joyce

Robert Elliott as 'Red' Squad Policeman #1

John Marston as The Judge (voice)

Ward Bond as Red (uncredited)

Ronnie Cosby as Young Bill Holmes (uncredited)

Douglass Dumbrille as Chief Engineer Jim (uncredited)

John 'Skins' Miller as Angry Laundry Worker (uncredited)