The anime voice actor credited as Drew Thomas is the American actor Steve Kramer, who has used Drew Thomas as a pseudonym throughout his career. He is indeed the voice actor for the role of Prime Minister Busch in the series Space Pirate Captain Harlock.

Kramer has been active in voice acting since at least the early 1970s and is known for his work in English-language dubs of Japanese anime, as well as in video games and live-action series like Power Rangers. He is frequently cast in roles that portray wise, older, or authoritative men. Beyond performing, he has also contributed extensively as a voice director and script writer, adapting numerous anime series and video games for English-speaking audiences.

His extensive list of major voice roles includes Shunsui Kyōraku in the long-running series Bleach and its subsequent films, the Third Hokage in Naruto and Naruto Shippuden, and Wiseman in the Viz Media dub of Sailor Moon Crystal. He has also appeared in acclaimed series such as Cowboy Bebop, Ghost in the Shell: Stand Alone Complex, Samurai Champloo, and Eureka 7. In the world of video games, he is recognized for providing the voice of Zhang Fei in the Dynasty Warriors series and Hiruzen Sarutobi (the Third Hokage) in numerous Naruto video game adaptations.

Throughout his long career, Kramer has frequently collaborated with other voice actors and production studios in the Texas and California-based dubbing industry. He is married to fellow voice actress Melora Harte, who is also his frequent collaborator. His work as a voice director and adapter is extensive, with credits including the English adaptations of Tiger & Bunny, K, and the script for the Streamline Pictures dub of the Lensman film.