As of 2014, Tom Hardy (Heathcliff) has been married to his Wuthering Heights co-star Charlotte Riley (Cathy).
Two actors in this film later play in TV series "The Walking Dead ". Andrew Lincoln plays Rick Grimes and Tom Payne plays Jesus.
The characters Heathcliff and Catherine were who Heath Ledger and his sister Kate were named after. Tom Hardy plays Heathcliff in this miniseries and would go on to play Bane, in The Dark Knight Rises, who was the main villain successor to Heath Ledger's Joker from the previous Batman film, The Dark Knight.
Both Tom Hardy and Burn Gorman both later appeared in The Dark Knight Rises 2012.
In Emily Brontë's novel Nelly says "But where did he come from, the little dark thing, harboured by a good man to his bane?" in reference to Heathcliff. Interestingly, actor Tom Hardy (Heathcliff) would go on to play a character from DC Comics called Bane in The Dark Knight Rises (2012).