Simon Helberg is an American actor. He first appeared in the 1999 film Mumford. In the 2000s, he initially had roles in the movies Van Wilder, Old School, A Cinderella Story, Bickford Shmeckler’s Cool Ideas, and The TV Set. On TV, he had one-time roles on various shows. He next appeared in 5 episodes of MADtv. Later, he appeared as Seth Tobin in 4 episodes of the sitcom Joey. Afterward, he played Alex Dwyer in the NBC series Studio 60 on the Sunset Strip. In 2007, he co-starred in the short-lived series Derek and Simon, which he also co-created. His major breakthrough came in 2009, starring as Howard Wolowitz in the CBS sitcom The Big Bang Theory. The show aired for 12 seasons, building his net worth over time. In 2016, he portrayed Cosmé McMoon in the film Florence Foster Jenkins. This earned him a Golden Globe nomination for Best Supporting Actor.