
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.

Valerian and the City of a Thousand Planets
2017 · as Doghan-Dagui (voice)

Sharknado
2013 · as Robbie the Bus Driver

Teenage Mutant Ninja Turtles
1990 · as Michelangelo (voice)

Balto
1995 · as Star (voice)

Teenage Mutant Ninja Turtles II: The Secret of the Ooze
1991 · as Michelangelo (voice)

Teenage Mutant Ninja Turtles III
1993 · as Michelangelo (voice)

Invasion America
1998 · as (Additional Voices)

Iron Eagle
1986 · as Milo Bazen

The Last Sharknado: It's About Time
2018 · as Quint Guitarist

Attack of the Meth Gator
2024 · as Trig

Aunt Mary
1979 · as Vernon

She's Out of Control
1989 · as Corvette Kid's Friend

Time Pirates
2022 · as Elrod / Talking Parrot

The Untold Story
2019 · as Fisherman

The Electric Piper
2003 · as Mick Dixon (voice)

Unseen Evil
2001 · as Bob

Lucas Tanner
1974 · as Glendon

Angry Video Game Nerd: The Movie
2014 · as Alien (voice)