Kevin Sussman is an American actor and comedian. He played Walter on the ABC comedy-drama Ugly Betty and Stuart Bloom on the CBS sitcom The Big Bang Theory. Starting with the sixth season of The Big Bang Theory, he was promoted to a series regular.
Sussman's professional acting began in commercials, playing geeks or nerds, like a young Eddie Deezen during the dot-com boom for companies such as FedEx. At the time, he worked as a computer consultant. On July 9, 2025, it was announced that Sussman would star in a spin-off series Stuart Fails to Save the Universe to be streamed on HBO Max. The show also stars Lauren Lapkus and Brian Posehn. ==Personal life==
Personal life
Sussman was married to Alessandra Young from 2006 until 2017. Sussman married Addie Hall in April 2023. ==Filmography==