Viz Media began streaming a video on Friday that features Senior Manager of Animation Marketing Charlene Ingram and and English Dub Producer Dave Casipit discussing the audition process and selection for the English dub voice actor for BOROS in the One-Punch Man anime series. The video reveals that the voice actor Chris Jai Alex is voicing the role, and features a dub clip from the anime.

Viz Media's blog post with the announcement also revealed other cast members for the characters who appear in episodes 7-12 of the anime.

Episode 7

Silverfang – Will Barrett

Metal Knight – Taylor Henry

Tank-top Blackhole – Joshua Tomar

Tank-top Tiger – Chris Tergliafera

Episodes 8-9

Deep Sea King – Keith Silverstein

Stinger – Chris Hackney

Lightning Max – Ben Pronsky

Episodes 10-12

Atomic Samurai – Kyle Hebert

Child Emperor – Sara Cravens

King – Rich Brown

Zombieman – Vernon Dew

Superalloy Blackluster – Zeno Robinson

Flashy Flash – Lex Lang

Tank-top Master – Patrick Seitz

Metal Bat – Sam Regal

Drive Knight – Todd Haberkorn

Iairon – Xander Mobus

Sitch – Kirk Thornton

Melzargard – Vic Mignogna

Geryuganshoop – Brian Beacock

Boros – Chris Jai Alex

One-Punch Man premiered on Adult Swim's Toonami block on July 16.

Madhouse and director Shingo Natsume's anime adaptation of ONE and Yuusuke Murata's manga premiered in Japan on TV Tokyo and Niconico Live in October, and it ended in December. Viz Media and Daisuki both streamed the series outside of Japan as it aired.