Jim Broadbent also appeared in the original The Go-Between (1971), his first film role (though an uncredited role).
Vanessa Redgrave, seen here as the elderly Marian, is the daughter of Michael Redgrave, seen as Leo Colston in The Go-Between (1971).
Stephen Campbell Moore, seen here as Hugh Trimingham, has another role in common with Edward Fox, the Hugh Timingham of The Go-Between (1971), both actors having portrayed King Edward VIII: Fox in Edward & Mrs. Simpson (1978), Moore in Wallis & Edward (2005).
Vanessa Redgrave had previously played the "senior version" of a lead character in the films Evening (2007) and Atonement (2007).