Carey Mulligan, Ruth Wilson, Andrea Riseborough, Jessica Brown Findlay, Emily Watson, Paul Mescal, Celia Imrie, Billy Crudup, Stephen Merchant, Genevieve O'Reilly, Marianne Jean-Baptiste, Ebada Hassan, Saura Lightfoot-Leon, Tom Bateman, Kit Connor, Joseph Quinn, Alexander Skarsgård, Harry Melling, Tom Basden, Tim Key, Robert Aramayo, Jay Lycurgo, Lou Sanders, Harriet Kemsley, Ben Hardy seen at Roundhouse for British Independent Film Awards