Jim Sturgess is also boarding the latest film in the ‘Cities of Love’ anthology series launched by Emmanuel Benbihy in 2006.

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 all the episodes together.

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 TIFF 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 the end of September.

Claus Clausen, Edda Reiser (Walk on Water Films) and Josef Steinberger (Rheingold Films) will produce alongside Alice De Sousa (Galleon Films) and Skady Lis (Getaway Pictures). Emmanuel Benbihy is executive producing. CAA, which reps Mirren, Knightley and Sturgess, is handling U.S. distribution rights with Highland and Disrupting Influence.

Berlin, I Love You is part of a Highland slate that includes the Margot Robbie starrer Terminal, Jon Avnet’s Three Christs with Richard Gere (debuting here at the Toronto Film Festival) and the Lin Oeding-helmed thriller Braven, starring Jason Momoa.

Berlin, I Love You marks a reteaming for Mirren and Knightly, who recently co-starred in Disney’s upcoming live-action pic The Nutcracker and the Four Realms, directed by Lasse Hallstrom. Mirren is currently in postproduction on Winchester for CBS Films, while Knightley has a number of films in the can including James Kent’s The Aftermath for Fox Searchlight and Wash Westmoreland’s Colette. Sturgess is currently in postproduction on JT Leroy, starring alongside Kristen Stewart, Diane Kruger and Laura Dern.

Knightley is additionally handled by United Agents and Sturgess also is repped by Garricks.