Tom Hanks
Daryl Hannah
Eugene Levy
John Candy
Dody Goodman
Shecky Greene
Richard B. Shull
Bobby Di Cicco
Howard Morris
Tony DiBenedetto

Tom Hanks as Allen Bauer
Daryl Hannah as Madison
Eugene Levy as Walter Kornbluth
John Candy as Freddie Bauer
Dody Goodman as Mrs. Stimler
Shecky Greene as Mr. Buyrite
Richard B. Shull as Dr. Ross
Bobby Di Cicco as Jerry
Howard Morris as Dr. Zidell
Tony DiBenedetto as Tim, The Doorman (as Tony Di Benedetto)
Patrick Cronin as Michaelson
Charles Walker as Michaelson's Partner
David Knell as Claude
Jeff Doucette as Junior
Royce D. Applegate as Buckwalter