Mark Ginther is a Hollywood stuntman and actor, active in the industry since the 1980s. He was the suit performer for Rahzar in the Creature Shop-effects movie Teenage Mutant Ninja Turtles II: The Secret of the Ooze. He also provided stunt work or bit parts in other films with Creature Shop-effects, including George of the Jungle (doubling for Abraham Benrubi as henchman Thor), The Master of Disguise (as another henchman), and The Country Bears.

Ginther has played minor roles on film and TV (often in addition to stunt work), usually of the thug/guard/monster variety, including appearances on Buffy the Vampire Slayer, Angel, Star Trek: Enterprise, and CSI: Crime Scene Investigation, while films include Mighty Morphin' Power Rangers: The Movie (in a suit role as Lord Zedd) and Con Air. Ginther's stunt resume includes Batman & Robin, Jurassic Park III, Night at the Museum: Battle of the Smithsonian, Terminator Salvation, and a string of Marvel Comics movies (including Spider-Man, Daredevil, and both Iron Man films).