- Jeff Bergman
- Fred Flintstone / Parking Guard / Vendor (voice)
- Tress MacNeille
- Wilma Flintstone
- Kevin Michael Richardson
- Barney Rubble / Hector / Jewel Guard (voice)
- Grey Griffin
- Betty Rubble / Mystery Woman (voice) (as Grey DeLisle)
- Jeff Bennett
- Xavier the Villain / Club Announcer / Pool Waiter (voice)
- Frank Welker
- Dino / Monkey / Elevator Guy (voice)
- Tom Kenny
- Bellboy / Mammoth Vendor / Bed Monkey / Bowling Announcer (voice)
- Zelda Rubinstein
- Psychiatrist
- Joey Altruda
- Stoney Altruda
- John Kassir
- Concerge / Bartender / Border Guard / Florist (voice)
- John Stephenson
- Mr. Slate / Old Man (voice)
- Oren Waters
- Baritone Singer
- Maxi Anderson
- Soprano Singer
- Carmen Twillie
- Tenor Singer
- Willie Wheaton
- Bass Singer
- Mark A. Mangini
- Dino