In My Father's Den is a 2004 New Zealand film written and directed by Brad McGann and starring Matthew Macfadyen and Emily Barclay. It is based on the novel of the same title by Maurice Gee. The film was released in October 2004 to glowing reviews.

David Matthew Macfadyen is an English actor. Known for his performances on stage and screen, he gained prominence for his role as Mr. Darcy in Joe Wright's Pride & Prejudice (2005). He rose to international fame for his role as Tom Wambsgans in the HBO drama series Succession (2018–2023), for which he received two consecutive Primetime Emmy Awards and a Golden Globe Award.