Bong Joon Ho Casts Voices for Ally

Bong Joon Ho has lined up a striking ensemble for Ally, giving his first animated feature a cast that immediately raises expectations.

Reports indicate Bradley Cooper, Ayo Edebiri and Werner Herzog will lead the voice lineup, with Dave Bautista, Finn Wolfhard, Rachel House and newcomer Alex Jayne Go also joining the film. The project marks a notable shift for the South Korean filmmaker, whose work has long moved across genres but has not yet ventured into feature animation.

A cast like this suggests Ally will arrive as more than a side project — it looks positioned as a major new chapter for Bong Joon Ho.

Neon plans to release Ally in North America in 2027, setting a long runway for a film that already carries unusual weight. Bong’s name alone draws attention, but the mix of established stars, distinctive voices and a newcomer points to a production aiming for range rather than simple marquee value.

The announcement also says something about how animation continues to attract top-tier directors and actors who want room to experiment. Herzog’s presence stands out, Edebiri adds contemporary energy, and Bautista and Wolfhard bring their own followings. Together, the lineup gives Ally a broad appeal without obscuring the fact that this remains a Bong Joon Ho project first.

What comes next matters. Audiences still know little about the film itself, so future updates will likely focus on story, design and the tone Bong plans to bring to animation. Until then, the cast and the 2027 release plan offer a clear signal: Ally has moved from intriguing idea to one of the more closely watched animated films on the horizon.