I Capture the Castle is a 2003 English-language Drama Romance motion picture directed by Tim Fywell and produced by David Parfitt under the banner of BBC Films in collaboration with Trademark Films. The film follows 17-year-old Cassandra Mortmain, and the fortunes of her eccentric family, struggling to survive in a decaying English castle. Her father is desperate to repeat the spectacular success of his first novel, but hasn't written a word for 12 years; her exquisite sister Rose can only rail against their fate, and their Bohemian step-mother Topaz is a nudist and no help at all. Salvation comes in the form of their American landlord Simon Cotton and his brother Neil. Although initially repelled by Simon, Rose is determined to make him fall in love with her and succeeds. A wedding is arranged and Cassandra is left on the sidelines as everyone around her is drawn into a maelstrom of interconnected relationships. But events spiral out of control, and before the summer ends she will experience frustrated desire, first love, and a broken heart. Written by. I capture the castle features Romola Garai in the title role along with an ensemble cast including Rose Byrne, Bill Nighy, Henry Thomas, Marc Blucas, Tara Fitzgerald and Henry Cavill. The screenplay is written by Heidi Thomas which is inspired from I Capture the Castle by Dodie Smith. The music was composed by Dario Marianelli. Cinematography was done by Richard Greatrex and editing by Roy Sharman. The movie has a running time of 117 minutes. It was released on 9th May 2003. I Capture the Castle was made on a budget of $8 million and at the box office it grossed only $6 million. Distribution rights for the motion picture were acquired by Momentum Pictures.