Michael Muller is an American photographer known for his celebrity and advertising photos. He has photographed portraits of a wide range of actors, musicians, and artists. This includes portraits of Joaquin Phoenix, Robert Downey Jr., Shepard Fairey, Hugh Jackman, and Alec Baldwin. He has also shot movie posters and promotional photos for many Hollywood movies, such as Iron Man and X-Men Origins: Wolverine. Muller is also known for his up-close underwater shark photography, which has been featured on the Travel Channel and the NBC talk show Last Call With Carson Daly, as well as in magazines such as Entertainment Weekly. In 2016, Taschen published a monograph of his shark photography titled Sharks.