Lily James and Pierce Brosnan will star in the new iteration of the mountain-climbing thriller.

Cliffhangeris rockin' on butSylvester Stalloneisn’t climbing aboard.

Production company Rocket Science announced Thursday thatLily JamesandPierce Brosnanwill headline a newCliffhanger, which has begun production in Austria.

Sylvester Stallone in 1993’s 'Cliffhanger'

Sylvester Stallone in ‘Cliffhanger’.TriStar Pictures/courtesy Everett

Stallone, who starred in the original 1993 film, is not listed anywhere in the press release.

Representatives for Stallone and Waugh did not immediately respond toEntertainment Weekly’s request for comment.

James and Brosnan memorably costarred in 2018’sMamma Mia!

Lily James in ‘Cliffhanger’

Lily James in ‘Cliffhanger’.Cliffhanger Production

Filming is underway in Austria’s Lienz Dolomites, and will also take place in Germany and Italy.

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Lily James and Pierce Brosnan in 'Mamma Mia: Here We Go Again!'

Lily James and Pierce Brosnan in ‘Mamma Mia: Here We Go Again!'.Jonathan Prime/Universal (2)

Lily James on the set of 'Cliffhanger'

Lily James on the set of ‘Cliffhanger’.Tom Craig