Henry Bucher was a young man who was kidnapped by a crazed doctor. Drugged and against his will his brain was taken from his body and implanted into that of a four-armed ape.
- Unique Physiology: Henry's new body is that of a genetically altered ape. Created by Dr. Rhonda Lorre for experimentation purposes, Henry is now trapped in this body.
- Superhuman Strength: Grunt has four superhumanly powerful arms.
- Diminished Intellect: Grunt's brain transplant wasn't perfect and left Henry with a diminished ability to control his animalistic rage.
- 21 Appearances of Henry Bucher (New Earth)
- 7 Images featuring Henry Bucher (New Earth)
- Quotations by or about Henry Bucher (New Earth)
- Character Gallery: Henry Bucher (New Earth)
Doom Patrol member