According to reports, actor Benedict Samuel ("The Walking Dead") has been cast as DC Comics' 'Dr. Jervis Tetch' aka 'super-villain 'Mad Hatter', "...a talented hypnotist teetering on the edge of madness...." :
Debuting in "Batman" #49 (October 1948), 'Mad Hatter' is a scientist...
...who invents and uses technological mind-controlling devices to influence and manipulate the minds of his victims.
He is well known for sporting a green-colored hat which is usually slightly oversized...
...as it houses his mobile mind-manipulating devices.
Click the images to enlarge...