|Birth Name:||Charles William "Bill" Mumy, Jr.|
|Birth Date:||February 1, 1954|
|Birth Place:||San Gabriel, California, US|
|Character(s) Portrayed:||Warren Lawford|
Bill Mumy is an American actor, musician, pitchman, instrumentalist, voice actor, and a figure in the science-fiction community. He came to prominence in the 1960s as a child actor, when he was credited as Billy Mumy. His most notable role was in the 1960s CBS sci-fi television series Lost in Space, where he played Will Robinson, the youngest of three children in the Robinson family.
He voiced a minor villain for Batman: The Animated Series.