| Info | Name | Played by... |
| Short, wears glasses, lactose intolerant, is a theoretical physicist. | |
| Is a neurobiologist, got a monkey to smoke, socially awkward. | |
| Head of the university, despises of sheldon. | |
| Appears when Raj is in a bar bragging to random people about being in peoples magazine. _______ then turns around and says' Call me when you're on the cover!' | |
| Runs the comic book store... What else can I say | |
| Mother of 2 very successful children, and 1 Leonard | |
| Seen at the comic book store, he loves them sweatpants(not captain sweatpants) | |
| Sheldons mortal enemy(one of them, anyways) | |
| Has a giant lisp, works at the university | |
| Never actually shown her face, but deep raspy voice. | |
| | Info | Name | Played by... |
| lives in india, only shown on video chat, very rich, female | |
| Indian, has selective mutism, is an astronomer | |
| Believes in Jesus, has a mild Dr. Pepper addiction, mother of a crazy man!!!! | |
| Doesn't always live in the U.S., but when she does, she constantly dates Leonard. | |
| Waitress, from nebraska, blonde, is working to be an actress. | |
| Jewish, wears turtlenecks, is an engineer. | |
| Is crazy, from Texas, is a theoretical physicist. | |
| lives in india, only shown on video chat, very rich, male | |
| Has been in relationships with Leonard and Howard, works at the university, worst enemies with sheldon. | |
| Short, catholic, blonde hair, waitress at cheesecake factory, targeted by a pharmacy company | |
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