Idris Elba Confirms He Is Playing Knuckles in Sonic the Hedgehog 2: 'Knock, Knock'

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Idris Elba, Knuckles
Idris Elba, Knuckles

Jeff Spicer/Getty; SEGA

Idris Elba is joining another franchise.

On Tuesday, the actor confirmed he's set to voice Knuckles in the upcoming Sonic the Hedgehog 2 in an Instagram post where he shared an image of Knuckles' fist and two horns for knuckles.

"Knock, knock…," Elba, 48, wrote in the caption.

The Instagram account for the movie also shared a screenshot of Elba's post with the caption, "This should punch things up. #Knuckles #Sonic2."

Elba commented with, "Let's go 👊🏾."

The actor is joining Ben Schwartz, who is reprising his role as the voice of Sonic in the upcoming film.

RELATED: Sonic the Hedgehog Zooms Past Previous Video Game Movies to Make History with Huge Opening

James Marsden, Tika Sumpter, Natasha Rothwell, Adam Pally, Shemar Moore and Jim Carrey are also set to return to the sequel with Jeff Fowler directing.

Knuckles first appeared as an antagonist in the 1994 Sonic the Hedgehog 3 before becoming friends with Sonic and Tails. He became a protagonist in 1995's Sonic & Knuckles.

idris elba
idris elba

Sonic The Movie Instagram https://www.instagram.com/p/CSZ-QGXB0hW/

Sonic the Hedgehog raked in $306 million at the worldwide box office, according to BoxOfficeMojo.

The movie broke records when it debuted during Presidents Day weekend in February 2020, earning an estimated $58 million, according to The Hollywood Reporter at the time. With the actual Presidents Day ticket sales included, the family film's total debut haul came to $70 million.

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Sonic, with its three-day earnings, came to earn the title of the highest opening weekend for a big-screen adaptation of a video game property.

This is Elba's latest film after starring in the recently released The Suicide Squad as Bloodsport. Elba also starred in last year's Concrete Cowboy for Netflix.