High Quality Content by WIKIPEDIA articles! A Plumm Summer is a 2007 adventure-family film directed by Caroline Zelder. It starred Owen Pearce, Chris Massoglia (appearing under the name "Chris J. Kelly"), Morgan Flynn, William Baldwin, Henry Winkler, and Lisa Guerrero. The film follows a teenage boy, his young brother, and a new-to-town teenage girl as they try to find a marionette from a local television show which has been stolen and held for ransom. Meanwhile, the brothers` father struggles with alcoholism and their mother tries to hold her marriage together.