Love is in the air for Helen Mirren, Keira Knightley and Jim Sturgess. The trio have joined the cast of Berlin, I Love You, which marks the latest film in the Cities of Love anthology series launched by Emmanuel Benbihy that already has tackled tales of romance in Paris and New York. Written by Neil La Bute and David Vernon, Berlin, I Love You segments are being directed by Fernando Eimbcke, Dennis Gansel, Massy Tadjedin, Peter Chelsom, Til Schweiger, Justin Franklin, Dani Levy and Dianna Agron. Josef Rusnak will helm the transition sequence that ties up all the episodes. Mirren, Keira Knightley and Jim Sturgess join co-stars Diego Luna, Mickey Rourke, Toni Garrn, Sibel Kekilli, Agron and Rafaelle Cohen, who already boarded the project, which is being shopped to international buyers at Toronto by Highland Film Group and Disrupting Influence’s Glenn Kendrick Ackermann and Jason Piette. The Cities of Love series launched in 2006 with Paris Je T’aime, which was followed by New York, I Love You in 2009. Berlin, I Love You will explore coupling in the German capital, where production is set to start by end of September. The complete announcement can be read over at The Hollywood Reporter with many thanks to Claudia for the heads-up.