 Evan PetersWarren Lipka | Warren Lipka |
 Barry KeoghanSpencer Reinhard | Spencer Reinhard |
 Blake JennerChas Allen | Chas Allen |
 Jared AbrahamsonEric Borsuk | Eric Borsuk |
 Ann DowdBetty Jean 'BJ' Gooch | Betty Jean 'BJ' Gooch |
 Gary BasarabaWarren Lipka Senior | Warren Lipka Senior |
 Udo KierMr. Van Der Hoek | Mr. Van Der Hoek |
 Wayne DuvallBill Welton | Bill Welton |
 Whitney GoinMrs. Allen | Mrs. Allen |
 Lara GriceMrs. Lipka | Mrs. Lipka |
 Robert C. TreveilerMr. Reinhard | Mr. Reinhard |
 Jane McNeillMrs. Reinhard | Mrs. Reinhard |
 Maggie LaceyMs. Halloran | Ms. Halloran |
| WWarren LipkaThe Real Warren Lipka | The Real Warren Lipka |
| SSpencer ReinhardThe Real Spencer Reinhard | The Real Spencer Reinhard |
 Chas AllenThe Real Chas Allen | The Real Chas Allen |
| EEric BorsukThe Real Eric Borsuk | The Real Eric Borsuk |
 Fedor SteerDutchman in Café | Dutchman in Café |
 Jack LandryEconomics Lecturer | Economics Lecturer |
 Gretchen KoernerExam Professor #2 | Exam Professor #2 |
 William Cowboy ReedFBI Dorm | FBI Dorm |
 Drew StarkeyFrat Boy | Frat Boy |
 Karen Wheeling ReynoldsFemale Art Professor | Female Art Professor |
 Kevin L. JohnsonScruffy Counterfeiter | Scruffy Counterfeiter |
 Abigail DolanSpecial Collections Student | Special Collections Student |
| DDorothy ReynoldsSpencer's Sister | Spencer's Sister |
 Al MitchellSupermarket Security | Supermarket Security |
 Marlo ScheitlerAirport Traveler (uncredited) | Airport Traveler (uncredited) |
 Pamela Bell MitchellArt Class Girl (uncredited) | Art Class Girl (uncredited) |
| TTiffany AliceArt Class Girl (uncredited) | Art Class Girl (uncredited) |
