Killer Diller
Killer Diller may refer to:

 Killer Diller (1948 film), an American musical race film
Killer Diller, a novel by Clyde Edgerton
 Killer Diller (2004 film), an adaptation of the novel
 A group of film executives, that were mentored by Barry Diller, see Barry Diller#"The Killer Dillers"
 A character in the comic strip Beetle Bailey