Josh Brener is an American actor whose acting career started in the late 2000s. His first notable role was as Zack Miller on the TBS series Glory Daze. He next became known for his role as Dale on The Big Bang Theory. From 2013 to 2015, he starred on the comedy series Maron. Simultaneously, he appeared in the film The Internship. He got his big break in 2014 after landing the role of Nelson “Big Head” Bighetti on the HBO comedy series Silicon Valley. He still plays the part up to present. He has since performed in the films Welcome to Happiness, The Rumperbutts, The Belko Experiment, and Unleashed.