Wildcat is the name of several fictional characters, all DC Comics superheroes, the first and most famous being Theodore "Ted" Grant, a long-time member of the Justice Society of America (JSA). Created by writer Bill Finger, and designed by illustrator Irwin Hasen, Grant's Wildcat first appeared in Sensation Comics # 1 (January 1942). A world-class heavyweight boxer, Grant became entangled inadvertently in the criminal underworld and developed a costumed identity to clear his name. He was played by J.R. Ramirez in the CW series (Arrow) based on the DC comic Green Arrow.