Because he's the oldest, Jake has been the man of the house, since his parents divorce. When Mom starts seeing Sam, who always seems to be trying some new way to get rich quick, and declares he's the man of the house now, Jake puts up with it. Until he discovers Sam's illegal activities.
Teri Garr
as Wendy
Peter Weller
as Sam
Christopher Collet
as Jake Livingston
Corey Haim
as Brian Livingston
Sarah Jessica Parker
as Lisa
Robert Downey Jr.
as Lee
Chris Gartin
as Mr. Rader
James Harper
as Mr. Rader
Larry Atlas
as Stranger
Ned Eisenberg
as Learner Driver (uncredited)