(written from a Production point of view)
Marvin Walters is the retired stuntman, stunt coordinator, and stunt actor who made an uncredited appearance as a Troglyte in the Star Trek: The Original Series third season episode "The Cloud Minders".
His Star Trek performance was followed by stunt work in the romantic comedy What's Up, Doc? (1972, with Kenneth Mars, Stefan Gierasch, and Graham Jarvis), the thriller Across 110th Street (1972, along Dick Crockett), Mel Brooks' comedy Blazing Saddles (1974, with stunts by Bill Catching, Dick Crockett, Kenny Endoso, Gary Epper, and Robert Herron), the drama Black Samson (1974), the crime drama Freebie and the Bean (1974, with Eddy Donno, Frank Orsatti, and Tommy J. Huff), the thriller Earthquake (1974), Billy Wilder's comedy drama The Front Page (1974), the horror film Dr. Black, Mr. Hyde (1976, starring Bernie Casey and with Marc Alaimo), the drama The River Niger (1976), the television pilot of the science fiction series Buck Rogers in the 25th Century (1979, with Tim O'Connor, Felix Silla, David Cadiente, Kenny Endoso, and Tony Epper), and the television series The Hardy Boys/Nancy Drew Mysteries (1979) and Quincy M.E. (1980, with Robert Ito, John S. Ragin, and Diana Muldaur).
In the '80s he performed in comedy Smokey and the Bandit II (1980), the fantasy film The Sword and the Sorcerer (1982, with Richard Lynch, Anthony De Longis, Jeff Corey, Joseph Ruskin, and stunts by Simone Boisseree, Tony Brubaker, Jophery C. Brown, Phil Chong, Nick Dimitri, Vince Deadrick, Jr., Christopher Doyle, Bob Minor, Tom Morga, and Kym Washington), the horror thriller White Dog (1982), Wes Craven's horror film The Serpent and the Rainbow (1988), the television western The Return of Desperado (1988), and the war drama Glory (1989).
Prior to his retirement in 1999 he worked as stuntman on the science fiction film RoboCop 2 (1990), the action film Sidekicks (1992, with Julia Nickson-Soul, Joe Piscopo, and Gerrit Graham), Michael Bay's science fiction blockbuster Armageddon (1998), and the comedy 3 Strikes (2000, with Vincent Schiavelli, Phil Morris, Richard Fancy, and stunts by Denney Pierce, Ousaun Elam, Cole McKay, and Noon Orsatti).
Throughout his career in the stunt business, Walters served as stunt coordinator for various productions, including the crime thriller Shaft's Big Score! (1972), the action drama Sweet Jesus, Preacherman (1973), the television series Magnum, P.I., the action film The Dogs of War (1980), the crime movie Keaton's Cop (1988, with stunts by Matt McColm and J. Suzanne Rampe), the television drama Heart of Darkness (1994, with Iman), and the drama Eve's Bayou (1997).