who voiced ultron

James Spader voiced Ultron in the Marvel Cinematic Universe film Avengers: Age of Ultron (2015).

Quick Scoop: Who Voiced Ultron?

• In the MCU, Ultron is performed and voiced by James Spader, combining voice work with motion capture to give the character his distinctive, eerie personality.

• Spader’s smooth, sarcastic delivery is a big part of why Ultron feels both chilling and darkly witty on screen.

Other Ultron voices in Marvel projects

Across other Marvel animated shows and related media, several actors have also voiced Ultron, including John Stocker, Tom Kane, Jim Meskimen, Michael Dobson, and others, depending on the series or game.

In simple terms: if you’re asking “who voiced Ultron” in the big Avengers movie, the answer people mean almost every time is James Spader.

TL;DR: James Spader is the main and most famous voice of Ultron in Avengers: Age of Ultron, though multiple other actors have voiced the character in animated series and games.

Information gathered from public forums or data available on the internet and portrayed here.