- Ray Dennis Steckler
- Gopher
- Mike Kannon
- Slug (segments "The Lemon Grove Kids" and "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Bart Carsell
- Duke Mazaratti (segment "The Lemon Grove Kids")
- Coleman Francis
- "Big Ed" Narzak (segment "The Lemon Grove Kids") / Mr. Miller (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Larry Pearson
- Larry (segment "The Lemon Grove Kids")
- Mary Morgan
- Ma (segment "The Lemon Grove Kids") / Reporter #2 (segment "The Lemon Grove Kids Go Hollywood!)
- Rox Anne
- Roxy (segment "The Lemon Grove Kids")
- Herb Robins
- Killer Krump (segment "The Lemon Grove Kids" and "The Lemon Grove Kids Go Hollywood!") / Chooper #1 (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Kirk Kirksey
- Kirk (segment "The Lemon Grove Kids")
- Jim Plunkett
- Stretch (segment "The Lemon Grove Kids")
- Ed McWatters
- The Saboteur (segment "The Lemon Grove Kids")
- Bob Burns
- Kogar the Gorilla / The Mad Mummy (segment "The Lemon Grove Kids") (as Kogar)
- Keith A. Wester
- Marvin-Marvin (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space" and "The Lemon Grove Kids Go Hollywood!") / Man Shaving ("The Lemon Grove Kids")
- John Williams
- Skinny (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Kedric Wolfe
- Jocko (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Joseph Bardo
- Brick (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Felicia Guy
- Flower (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Beverly Carter
- Dum-Dum (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space") / Secretary (segment "The Lemon Grove Kids Go Hollywood!)
- E.M. Kevke
- Green Grasshopper (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Carolyn Brandt
- Cee Bee Beaumont (segment "The Lemon Grove Kids Go Hollywood!")
- Doug Weise
- Chooper #2 (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Estelle Cooperman
- Witch #1 (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Patricia Wells
- Witch #2 (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- D.J. Scord
- Witch #3 (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Tony Flynn
- Pee Wee (segment "The Lemon Grove Kids" - "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space" - "The Lemon Grove Kids Go Hollywood!")
- Linda Steckler
- Linda (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space" - "The Lemon Grove Kids Go Hollywood!") / Girl With Balloon (segment "The Lemon Grove Kids")
- Jeff Scott
- Jeff (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space")
- Lisa Yesko
- Lisa (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Kevin Miles
- Kevin (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Keith Miles
- Brian (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Derek Quinn
- Derek (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Moni Christoph
- Moni (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady from Outer Space")
- Laura Steckler
- Tickles (segment "The Lemon Grove Kids Meet the Green Grasshopper and the Vampire Lady From Outer Space" - "The Lemon Grove Kids Go Hollwood!")
- Don Snyder
- Don (segment "The Lemon Grove Kids Go Hollywood!")
- Eric Morris
- Nick the Gyp (segment "The Lemon Grove Kids Go Hollywood!")
- Ted Roter
- Mr. Carstairs (segment "The Lemon Grove Kids Go Hollywood!)
- Jack DuFrain
- Film Editor (segment "The Lemon Grove Kids Go Hollywood!")
- George J. Morgan
- Officer Clancy (segment "The Lemon Grove Kids") / Reporter #1 (segment "The Lemon Grove Kids Go Hollywood!")
- Eric Morris
- Killer Krump's Sidekick
- Don Bouvier
- Member of Killer Krump's Gang (segment "The Lemon Grove Kids")
- Larry M. Byrd
- Carnival Vendor
- Anthony Cardoza
- One of Big Ed's Men (segment "The Lemon Grove Kids")
- Mary Jo Curtis
- Dancing Girl (segment "The Lemon Grove Kids")
- Jim Harmon
- Chubby Lemon Grove Kid (segment "The Lemon Grove Kids")
- Ron Haydock
- Rat Pfink / Guitar Player (segment "The Lemon Grove Kids") (uncredited)
- Berri Lee
- Berri / Phony Blind Man (segment "The Lemon Grove Kids") (uncredited)
- Alan Neal
- Member of Killer Krump's Gang (segment "The Lemon Grove Kids")
- George Prince
- One of Big Ed's Men (segment "The Lemon Grove Kids")
- Don Schneider
- Romeo (segment "The Lemon Grove Kids")
- Cindy Shea
- Woman Carried By Mummy (segment "The Lemon Grove Kids")
- Edward C. Wagner
- Old Man (segment "The Lemon Grove Kids")
- Dick Williams
- Lemon Grove Kid (segment "The Lemon Grove Kids")
