Howard Hesseman was an American actor known for his television roles as malcontent disc jockey "Dr. Johnny Fever" on WKRP in Cincinnati, and the lead role of history teacher Charlie Moore on Head of the Class. He appeared regularly on television and in film from the 1970s to 2010s, with other noteworthy roles including Sam Royer in the last two seasons of One Day at a Time, and a supporting role as Captain Pete Lassard in the film Police Academy 2: Their First Assignment.