Four mental patients on a field trip in New York City must save their caring chaperone, who ends up being taken to a hospital in a coma after accidentally witnessing a murder, before the killers can find him and finish the job.
Michael Keaton
Billy Caufield
Christopher Lloyd
Henry Sikorsky
Peter Boyle
Jack McDermott
Stephen Furst
Albert Ianuzzi
Dennis Boutsikaris
Dr. Weitzman
Lorraine Bracco
Riley
Milo O'Shea
Dr. Newald
Philip Bosco
O'Malley
