James Eagan Holmes (born December 13, 1987) is an American convicted mass murderer who perpetrated the 2012 Aurora theater shooting in which he killed 12 people and injured 70 others (62 directly and eight indirectly) at a Century 16 movie theater on July 20, 2012. He had no known criminal background before the shooting occurred.

Yvan Keller (13 December 1960 – 22 September 2006), nicknamed The Pillow Killer, was a French serial killer. Between 1989 and 2006, he killed at least 23 people in France, Switzerland, and Germany, and confessed to killing about 150.