Real Genius/Trivia
- Hey, It's That Guy!:
- Mitch Taylor later shows up in Mission Control in Apollo 13.
- Jordan is Judy (girlfriend of the Anthony Edwards character Gilbert) from Revenge of the Nerds and April in Nice girls Don't Explode.
- Professor Hathaway is one in a long line of Jerkass characters portrayed by character actor William Atherton. He is probably best known for playing EPA agent Walter Peck in the original Ghostbusters and obnoxious reporter Richard Thornburg in the first two Die Hard movies. Atherton, however, has been showing up in scores of movies and TV shows for over 40 years now and is active to this day (see Castle, The Glades, Law & Order: Special Victims Unit, and many, many others)
- Lazlo Hollyfeld is Uncle Rico from Napoleon Dynamite and Roger Linus from Lost.
- Sherry Nugil later became Amber Twine on Wiseguy, Selena Davis on Guiding Light, Lorraine Calluzzo on Season 5 of The Sopranos, Rose Boscorelli on Third Watch, and Ellie on Rescue Me. She's also had steady work in other films and TV shows going back to 1968.
- CIA project director David Decker is played by character actor Ed Lauter, who has over 50 film and TV credits since the year 2000 alone...and he's been getting steady work since the early 1970's!
- Kent played Tom Hank's rival Cole Whittier in Bachelor Party.
- Dean Devlin is really seen only at the Tanning Invitational wearing a red t-shirt with a calculus equation on it. Devlin would later go on to produce the movies Stargate, Independence Day, Godzilla (1998), The Patriot, and the TV series Leverage.
- Dr. Meredith is one of a number of doctors and professors (human and otherwise) that actor Severn Darden portrayed in the 60's, 70's, and '80s. He shows up as similar characters in episodes of The Monkees,Kolchak: The Night Stalker, The Six Million Dollar Man, the original version of The Bionic Woman, Cheers, and The Paper Chase. He also shows up in some of the Planet of the Apes movies from the early '70's, Hopscotch, and the Rodney Dangerfield comedy Back to School.
- Dr. Meredith's wife (Mrs. Meredith in the credits, played by actress Sandy Martin) shows up in many small roles going back to the '70s, but more recently has had recurring roles as Mac's mom on It's Always Sunny in Philadelphia and as Selma Green on Big Love.
- The girl Chris hooks up with at the Tanning Invitational is Lynda Wiesmeier, Playboy's Playmate of the Month for July 1982.