In I, Lucifer by Peter O'Donnell, Modesty Blaise's right hand man, Willie Garvin, watches Batman on television. Thus, a novel about characters who originated in a British newspaper comic strip refers to a TV series about a character who originated in an American comic book.
Two kinds of sequential art:
serial episodes of a few black and while panels in a daily newspaper;
full stories in colored panels in a monthly comic book.