Victor Maynard (Bill Nighy) holds guns with just a thumb and middle finger, with his index on the trigger. This unusual grip is because he suffers from Dupuytren's contracture, which means he can't straighten the ring and little fingers on each hand.
Dame Eileen Atkins (Louisa Maynard, Victor's mother) is only fifteen years older than Bill Nighy (Victor Maynard).
Helena Bonham Carter was originally cast as Rose, but had to drop out due to scheduling conflicts with Alice in Wonderland (2010).
Bill Nighy and Emily Blunt played father and daughter in Gideon's Daughter (2005).
Bill Nighy and Rupert Grint appeared in Harry Potter and the Deathly Hollows: Part 1 (2010).