Gerard Butler and Jessica Chastain attend the premiere of Coriolanus at The Elgin Theatre on Monday (September 12) in Toronto, Canada.

The two co-stars were joined on the carpet by Brian Cox and Ralph Fiennes, who also directed the thriller.

Earlier in the day, the cast promoted the flick at a press conference during the Toronto International Film Festival.

FYI: Jessica is wearing a Viktor & Rolf dress with Jack Vartanian jewelry.

20+ pictures inside of Gerard Butler and Jessica Chastain at the premiere of Coriolanus…