Steven Blum is an American voice actor born on April 29, 1960, in Santa Monica, California. He is widely recognized for his deep, versatile voice and has become one of the most prolific and respected figures in the voice acting industry, with a career spanning animation, anime, and video games.

Blum's career began in the mailroom of Empire International Pictures, where he was offered his first voice role in an anime project. He eventually transitioned to full-time voice acting, building an extensive body of work. In the early part of his career, he was often credited under pseudonyms such as David Lucas.

He is perhaps best known for his iconic role as Spike Spiegel in the English dub of the acclaimed anime series Cowboy Bebop. This performance is considered a landmark in anime dubbing and cemented his status in the industry. His other prominent anime roles include Orochimaru and Zabuza Momochi in Naruto, Mugen in Samurai Champloo, and Roger Smith in The Big O. His filmography includes a vast array of other characters, such as Kyohei Kadota in Durarara!!×2 Shō Gaiden!?, Greg Glenn in Resident Evil: Degeneration, Yukiatsu Ryudo in Ghost Slayers Ayashi, Fukajiro Shirogane in Kaze no Yojimbo, J.P. Shibayama in Digimon Frontier, Drago Wing in Dinozaurs, Leiot Steinberg in Strait Jacket, Jake McDonald in 3x3 Eyes Seima Densetsu, Agito Makishima in The Guyver, Tetsugyu in Giant Robo, Gen'ichirou Haneoka in Saint Tail, Lord Feff and Major Nexx Gilbert in Super Dimensional Fortress Macross II: The Movie, Goku Furinji in Goku II - Midnight Eye, and Lucifer in Dante's Inferno: An Animated Epic.

Beyond anime, Blum is the voice of Wolverine in numerous Marvel projects, Starscream in Transformers: Prime, and Amon in The Legend of Korra. He has also been the voice of TOM, the host of Cartoon Network's Toonami programming block, since its revival in 2012. In video games, his work is so extensive that in 2012 he was awarded a Guinness World Record for being the most prolific video game voice actor, with 261 credited appearances at that time.

Blum is known for his frequent collaborations with other voice actors and directors within the industry. He has been married to voice actress and director Mary Elizabeth McGlynn since 2017.