Dr. Shulkind resembles Alfred Hitchcock, both physically and in his speech mannerisms. Hitchcock would begin episodes of "Alfred Hitchcock Presents" by walking into the frame and saying "Good evening", just like Dr. Schulkind does when he meets Isabel at the bar. This is, of course, part of this episode's "movie mind" style homage to the suspense movies of Alfred Hitchcock.
Isabel bounces on a trampoline, Edgar indicates she had ordered. Elizabeth Perkins who plays Isabel, also bounced on a trampoline in the film Big with Tom Hanks.
When Edgar is playing Scrabble with his mother, Isabel before he tells her his name Isabel rearranges the tiles on her side and they spell CRAZY AF.
While being photographed at the reception the flash disorients Isabel, indicated by an orange flare that fills the screen, a nod to the climax of Alfred Hitchcock's Rear Window, where Jimmy Stewart's character blinds and disorients his attacker with flash bulbs.