cast
- Nathan Forrest Winters Casey Collins
- Brian McHugh Geoffrey Collins
- Bobby Salem Booth Barker
- Anne Tomin Marci
-
Sam Rockwell
Randy Collins
- Michael Jerome West Lunatic Cheezo (as Tree)
- Byron Weible Lunatic Bippo
- David C. Reinecker Lunatic Dippo
- Timothy Enos Real Cheezo
- Frank Diamanti Real Bippo
-
Karl-Heinz Teuber
Real Dippo (as Karl Heinz Teuber)
- Viletta Skillman Mother
- Gloria Belsky Fortune Teller
- Tom Mottram Ringmaster
- Erika Young Storekeeper
- Jasper Watts Storekeeper's Assistant (as Russell Jasper Watts)
- David E. Gehringer Balloon Twister
- Gail Rouse-Haefke Mother at Balloon Booth
- Kate Haefke Daughter at Balloon Booth
- Sondra Utterback Melissa
- Emily Haefke Little Girl in Crowd
- Karl Peters Gapino Brother
- Kurt Peters Gapino Brother
- Andrew P. Swan Circus Performer
- Brenda Cox Giguere Assistant
- Pam Sperring Bus Driver
-
Victor Salva
Radio Newscaster / Extra at Carnival (uncredited)