The Quack

James MacDonald, familiarly known as "Slim Jim," who prefers to make a livelihood by stealth rather than by honest endeavor, leaves his wife and young son one evening, and with the assistance of a "pal" succeeds in fleecing a stranger at "Three Card Monte" for a considerable sum.

• Wilbert MelvilleWriter
• Wilbert MelvilleDirector

• Lee ShumwayJames McDonald aka Slim Jim aka Dr. Reed
• Velma WhitmanMary McDonald - Jim's Wife
• William DennisThree-Card Burke
• George Routh'Doc' Jones
• William ParsonsDetective Simpson
• Charles BrandtHarold - McDonald's Child