James Hong plays a character named Lo Pan two other times: Here There Be Dragons (2001) and Big Trouble in Little China (1986).
Chuck says to Ben Lo Pan, "Forget it Ben, it's Chinatown. You ever see that movie?". In the 1974 film Chinatown (1974), Walsh says to Jake, "Forget it Jake, it's Chinatown". The actor playing Ben played a chauffeur in 'Chinatown'.
When Morgan is begging Chuck to help him in his sales technique, Morgan says, "Help me, Chuck Bartowski. You're my only hope." This is a paraphrase of Princess Leia's recording in Star Wars: Episode IV - A New Hope (1977).
When Mei-ling is in the nightclub trying to kill Lo Pan, her dual Tokarev pistols don't have silencers but sound as if they do.
Ellie's Phone Number is 1-213-555-3547.