Robert Anthony Rist is an American actor and voice artist. He is best known for his role as Cousin Oliver on The Brady Bunch, as well as Martin on Grady and Little John on Big John, Little John. Rist voiced Michelangelo in the original Teenage Mutant Ninja Turtles film trilogy (1990–1993) and later voiced Casey Jones in the 2011 installment. His extensive voice work also includes roles such as Stuffy in Doc McStuffins, Whiz in Kidd Video, Star in Balto, Maroda in Final Fantasy X, and Choji Akimichi in Naruto. He appeared as David, the adopted son of Ted and Georgette Baxter, on The Mary Tyler Moore Show, and was the voice of the stick figure in Handi Snacks commercials. Alongside director Anthony C. Ferrante, Rist also composed music for the Sharknado films, including the franchise's theme song.

Filmography

• 2026Water Park Shark — Original Music Composer
• 2024Attack of the Meth Gator — Trig
• Doc McStuffins: The Doc and Bella Are In! — Stuffy (voice)
• 2022A Doutora Faz 10 Anos — Stuffy (voice)
• 2022Time Pirates — Elrod / Talking Parrot
• 2021Blending Christmas — Sheldon
• 2019The Untold Story — Fisherman
• 2018The Doc McStuffins Christmas Special — Stuffy (voice)
• 2018The Last Sharknado: It's About Time — Quint Guitarist
• 2017Jesus, Bro! — Songs
• 2017Valerian and the City of a Thousand Planets — Doghan-Dagui (voice)
• 2015Doc McStuffins: Cuddle Me Lambie — Stuffy (voice) (archive footage)
• The Adventures of Puss in Boots — Lamar (voice)
• Transformers: Robots In Disguise — Tricerashot (voice)
• 2014Angry Video Game Nerd: The Movie — Alien (voice)
• 2014Doc Mcstuffins: A Little Cuddle Goes A Long Way — Stuffy
• Sonic Boom — Swifty the Shrew (voice)
• 2013Sharknado — Robbie the Bus Driver
• The Doc Files — Stuffy (voice)
• Doc McStuffins — Stuffy Filbert McStuffins (voice), Snowpeep (voice)
• Teenage Mutant Ninja Turtles — Mondo Gecko / Jason (voice), Mondo Gecko (voice)
• 2011Casey Jones — Michelangelo
• 2006Stump The Band — Fry Cook, Music
• 100 Greatest Kid Stars
• Evil Con Carne — Pizza Guy (voice)
• Lilo & Stitch: The Series — (voice)
• 2003The Electric Piper — Mick Dixon (voice)
• 2001Unseen Evil — Bob
• Jackie Chan Adventures — Larry / DJ Fist (voice)
• 2000Rocky Horror 25: Anniversary Special
• The Weekenders — Thompson Oberman (voice)
• The New Woody Woodpecker Show — Theatre Customer (voice)
• Monster Farm — Jack (voice)
• 1995Balto — Star (voice)
• 1993Teenage Mutant Ninja Turtles III — Michelangelo (voice)
• Batman: The Animated Series — Brian Daily (voice)
• Harry and the Hendersons — Ralph
• 1991Teenage Mutant Ninja Turtles II: The Secret of the Ooze — Michelangelo (voice)
• 1991The Last to Go — Kevin
• 1991The Wish That Changed Christmas — (voice)
• 1990Teenage Mutant Ninja Turtles — Michelangelo (voice)
• 1989She's Out of Control — Corvette Kid's Friend
• 1987Dirty Laundry — Oscar
• Teenage Mutant Ninja Turtles — Jet McCabe (voice)
• 1986Iron Eagle — Milo Bazen
• The Wizard
• 1985Back to Next Saturday — Whiz
• Kidd Video
• Knight Rider — Nick
• Simon & Simon
• 1981Through the Magic Pyramid — Bonkers
• 1980Conquest of the Earth — Dr. Zen
• Galactica 1980 — Dr. Zee
• 1980Gridlock — Rick Gregory
• 1979Aunt Mary — Vernon
• 1979The Solitary Man — Davey Jr.
• Trapper John, M.D.
• 1978Little Lulu — Iggie
• Sam
• CHiPs — Brian, Jeff
• Code R — Monk
• 1977Having Babies II — Danny Magee
• Lucan
• Big John, Little John — Little John Martin
• Popi — Raymond
• The Bionic Woman
• 1976The Great NBC Smilin' Saturday Mornin' Parade — Little John Martin
• What's Happening!! — John Stevens
• Bronk
• Grady
• 1975He Is My Brother — Randy Remington
• 1975The Ransom of Red Chief — Johnny Dorset
• 1974Lucas Tanner — Glendon
• Lucas Tanner — Glendon
• 1974Memory of Us — Rudder
• Petrocelli
• Run, Joe, Run
• ABC Afterschool Special — Raymond
• Temperatures Rising
• The Mary Tyler Moore Show
• Medical Center
• The Brady Bunch — Oliver
• Hallmark Hall of Fame — Vernon
• Revenge of the Nerds — Booger

Appearances as themselves (3)

• 2018Viewer Direction Advised — Self
• To Tell the Truth — Self - Voice of Ninja Turtle Michelangelo
• Where Are They Now? — Self