(written from a Production point of view)
Gary M. Combs (often misspelled as Gary Coombs) is a stuntman, stunt actor, and stunt coordinator who performed stunts in several episodes of Star Trek: The Original Series and in Star Trek II: The Wrath of Khan. He was one of the stunt doubles for William Shatner and was uncredited for all of his Star Trek television appearances.
His son is fellow Star Trek stuntman Gilbert Combs.
As a stuntman and stunt actor he has also performed in television series such as Gunsmoke (1969-1971, with John Schuck, Bill Erwin, Anthony Caruso, Clint Howard, and TOS co-stunt performer Bobby Clark), PLanet of the Apes (1974, with Mark Lenard and Joseph Ruskin), Mannix (1975, with Alan Oppenheimer), and Hunter (1990-1991).
Combs is a veteran Hollywood stuntman and has performed and coordinated in films such as Nevada Smith (1966, with Brian Keith), El Dorado (1966, with Paul Fix, Adam Roarke, Chuck Courtney, and stunts by George Wilbur), Hellfighters (1968), Little Big Man (1970, with Jeff Corey), Pat Garrett & Billy the Kid (1973, with John Beck), Midway (1976, with Monte Markham, Clyde Kusatsu, Robert Ito, Lloyd Kino, John Schuck, Mitchell Ryan, and stunts by Erik Cord), Convoy (1978), Mel Brooks' History of the World: Part I (1981), Blade Runner (1982, with Joanna Cassidy), Scarface (1983), RoboCop (1987, with Peter Weller, Ronny Cox, Kurtwood Smith, Miguel Ferrer, Robert DoQui, Freddie Hice, and stunts by Doug Coleman, Gene LeBell, and Spiro Razatos), Road House (1989, with Patricia Tallman and Anthony De Longis), The Rocketeer (1991, with William O. Campbell and Max Grodénchik), Falling Down (1993), Speed (1994, with Alan Ruck and Carlos Carrasco), Showgirls (1995), Eddie (1996, starring Whoopi Goldberg and Frank Langella), The Horse Whisperer (1998, as stunt double for Robert Redford), The Runaway Bride (1999), America's Sweethearts (2001), Joe Dante's Looney Tunes: Back in Action (2003, with Dick Miller, Robert Picardo, Ron Perlman, Frank Welker, Glen Hambly, and stunts by Phil Culotta, Alex Daniels, Monica Staggs, and Ransom Gates), and A Lot Like Love (2005).