Malcolm McDowell is an English actor whose career, spanning over five decades, includes a substantial body of work in voice-over for animated series, films, and video games. While he is globally renowned for iconic live-action roles in films like A Clockwork Orange and Caligula, his distinctive vocal presence has made him a sought-after talent in the animation industry, including in projects associated with Japanese anime and Western adult animation.

McDowell's involvement in works typically categorized as anime includes the role of Ryuken in the 1995 live-action film adaptation of Fist of the North Star. In this post-apocalyptic martial arts story, he portrays the master of the protagonist, Kenshiro, whose guidance from the past aids the hero on his journey. A more prominent example of his work in an anime-influenced production is his role in the Netflix series Castlevania. In the fourth and final season, McDowell voices the character Varney. Initially introduced as a crude and somewhat pathetic vampire lord, Varney is ultimately revealed to be a disguise for the main antagonist, Death itself, the ancient and cosmic Grim Reaper who feeds on souls.

Beyond these specific examples, McDowell has an extensive history of voice acting in Western animation, many of which operate within genres adjacent to or inspired by anime. He is known within the DC animated universe for voicing the villain Metallo, also known as John Corben, in Superman: The Animated Series and as Arkady Duvall, the son of Ra's al Ghul, in Batman: The Animated Series. He also voiced the character Mad Mod in Teen Titans, a series whose visual style and storytelling are directly influenced by Japanese anime.

His career in animation includes a wide range of other notable roles. He provided the voice of Dr. Calico in the Disney animated film Bolt and has had a recurring role as Grandpa Fletcher on the long-running series Phineas and Ferb. He is also a regular voice actor on the Adult Swim animated series Metalocalypse. His voice has appeared in other comedies like Robot Chicken and The Simpsons.

A significant portion of McDowell's voice work is in the video game industry, which often shares voice talent with anime and animation. He is known for portraying President John Henry Eden in Fallout 3, the villainous Molag Bal in The Elder Scrolls Online, and Daedalus in God of War III.

Throughout his voice-acting career, Malcolm McDowell has forged recurring collaborations with certain production teams and franchises. His work with Warner Bros. Animation on various DC Comics properties represents a major part of his animated portfolio. His distinctive voice has also made him a frequent contributor to Adult Swim productions, particularly Metalocalypse and Robot Chicken. This prolific and diverse body of voice work demonstrates that, alongside his legendary live-action career, Malcolm McDowell has established a significant second act as a highly sought-after and recognizable vocal talent in the worlds of animation and gaming.