Tim Roth has joined Gallic stars Jean Dujardin and Cecile de France in Eric Rochant’s spy thriller “Mobius.”

Roth is in Cannes as prexy of Un Certain Regard jury and to promote Rufus Norris’ Critics Week-preeming “Broken,” in which he stars.

“Mobius” revolves around the world of high finance. Roth plays a Russian oligarch suspected of laundering money through his bank.

Pic is produced by Mathias Rubin and Eric Juherian at Recifilms and Christophe Cervoni at Axel Films, in co-production with Alain Attal at Les productions du Tresor and Luc Besson’s EuropaCorp, which also reps the film worldwide and will release it in France.

EuropaCorp’s sales team, headed by Marie-Laure Montironi, has inked pre-sales on the film to Russia (MG Paradise), Indonesia (Parkit Films PT) and Scandinavia (Scanbox).

Montironi said EuropaCorp was in negotiations with German, Japanese and Canadian buyers.

“Mobius” will shoot in Belgium, Luxembourg, Ukrania, Russia and Monaco.

The pic is skedded for delivery in early 2013.

Pic is Rochant’s bigscreen comeback. Although he’s best known for directing Yvan Attal in “The Patriots” in 1994, Rochant has been focusing on “Mafiosa” a hit Canal Plus drama series, for the past few years.

The Cannes lineup of EuropaCorp, which recently tapped former Paramount Pictures France exec Fabrice Denizot as head of marketing, includes David Marconi’s English-language thriller “Intersection” starring Frank Grillo, Jaimie Alexander and Roschdy Zem.

Pic is in post and has sold to various territories, notably Germany’s Universum and Scandinavia’s Scanbox.

Other Cannes pics are Olivier Megaton’s Liam Neeson starrer “Taken 2” and David Moreau’s “It Girl,” a French twist on “The Devil Wears Prada,” starring Virginie Efira and Pierre Niney.