On the eve of the Cannes Film Festival, some 600 French film professionals, including acclaimed actors Juliette Binoche , Adèle Haenel , Swann Arlaud and Damien Bonnard, have signed an open letter opposing plans by right-wing billionaire Vincent Bolloré to take full control of UGC, France’s third-largest cinema chain . The letter, published in left-leaning French newspaper Libération , warned that the takeover deal by Bolloré, whose media empire has been accused of promoting reactionary and far-right ideas, would amount to a “fascist takeover of the collective imagination.” Through his media company Vivendi, Bolloré already owns Canal+ , France’s largest pay-TV company, and its subsidiary Studiocanal, Europe’s leading film production company. Through Canal+, Bolloré holds a 34 percent stake in the UGC cinema chain, but he has announced plans to take full control of UGC by 2028.…