Office boy Bill encounters a group of anarchists and inadvertently involves one of them in a scheme to open a safe. The "W.W.W.'s" stands for "We Won't Work", a comedic take on the real-life labor movement, the Industrial Workers of the World (IWW, or "Wobblies").

Tammany Young
Bill

Fay Tincher
Ethel

Tod Browning
James Hadley, the boss

Max Davidson
Police Chief

Mae Gaston
Minnie

Edward Dillon

Bobby Ray
The Bomber