Ray Gillette has a pistol engraved with the name 'Barbra' and another engraved with the name 'Liza', referring to Barbra Streisand and Liza Minnelli.
Barry's passport gives him the false identity of an Israeli man named Sy Berg (a play on the word "cyborg", which Barry is now) whose birthday is 6/19. However the signature line bears his real name, Barry Dillon.
A drawing board behind Kreiger in his lab shows a project with the words: "Cheryl, chokebot, microwave and climax".