Bill Cahalan has worked in both digital and traditional media for advertising, editorial illustration, character design, and concept design. A partial list of clients include New York Times, LAUSD, Disney Consumer Products, Mattel, American Greetings, MGM, Hill & Knowlton of New York, and Seattle Weekly. His editorial illustration has been recognized and published in the American Illustration Annual.
In 2001 Bill created the short flash animated film "Golden Boy". The film was an official selection of the 2002 Sundance Film Festival and was broadcast as part of the "Best of Sundance" series.