Mayor Burt Hartman is the main antagonist in Texas Chainsaw 3D and the only villain who isn't related to Leatherface.
Texas Chainsaw 3D
He was first seen after the events of the original film, the people of Newt, Texas include Burt Hartman burn down the farmhouse of the Sawyer family for their role in aiding Jedidiah "Jed" Sawyer (Dan Yeager), also known as "Leatherface" in several murders.
The arsonists are celebrated as heroes in the town and the entire family is presumed dead.
Years had passed, he was a mayor now and he first seen Heather Miller while his son, Cale was talking to her.
He wasn't seen again until he and his partner, Sheriff Hooper (Thom Barry) realizes that Leatherface survived the fire and is still alive.
Mayor Hartman sends Officer Marvin (James MacDonald) to the Sawyer house to kill Leatherface against Hooper's orders. While looking for Leatherface, Marvin is startled and accidentally kills Nikki, before being killed by Leatherface himself.
While at the station, Heather learns of what the townspeople did to her family and flees. She is soon caught by Hartman's son, Deputy Carl Hartman (Scott Eastwood), who ties her up at the long-abandoned Sawyer slaughterhouse to lure Leatherface.
Once there, Leatherface finds out that Heather is his cousin and cuts her ties, but is attacked by Mayor Hartman and another officer, Ollie (Ritchie Montgomery).
As Heather hears her cousin being beaten she decides to help him, killing Ollie with a pitchfork and giving Leatherface his chainsaw which he uses to force Mayor Hartman into a meat grinder.