Graduated University of Southern California School of Theatre. Earned a Bachelor of Arts in Fine Arts.

Taught acting classes during his spare time.

Hobbies included traveling, writing, and learning how to use his computer.

Raised on Air Force Bases across the United States.

Originally wanted to study medicine.

Used money he made selling his autographs at science-fiction conventions to support a school in Orange County for the hearing impaired. From the age of 13, he was totally deaf in one ear and partially deaf in the other.

He had a recurring role on the 2003-2004 season of "Strong Medicine" (2000), playing Dr. Milo Morton. The show killed him off at the beginning of the 2004/05 season due to his death on 22 May 2004.

At the time of Richard Biggs' death, J. Michael Straczynski was in the early stages of pre-production on a Babylon 5 theatrical film, titled The Memory of Shadows. Straczynski later announced that Biggs' character, Dr. Stephen Franklin, would not be recast when the film goes into production. The project has since been shelved.