episode "jose chung's "from outer space"" of "x-files" which aired on april 12, 1996 had fake alien pilots, one named jacques sheaffer and the other robert vallee. according to robert sheaffer this was a joke by the "x-files" creator chris carter to name the characters after vallee and sheaffer. sheaffer further states that "the m.p. who later arrested them [the characters] was sgt. hynek", a reference to ufologist j. allen hynek.