When the Muppets are blocked from seeing Lew Lord by his secretary, they mirror the same tactic Jake uses. But instead of cigarette smoke, they blow animal dander at her to break down her resolve.
Noah Cross is a reference to the Biblical character of Noah with the associated connotations about water. Eight years earlier, John Huston played Noah in The Bible in the Beginning... (1966) (where he also voiced God and the Devil).
A private eye story involving character names Evelyn and Harry Muldoon (takeoffs on Evelyn and Hollis Mulwray of Chinatown) complete with the use of the Chinatown soundtrack.
During Fletch's first interview, he is clumsily wearing a nose brace, similar to Jake Gittes' in Chinatown. Both are roughly similar Picaresque stories.
