Watch I Capture the Castle (2003) HD Full Movie Free on SolarMovie. Watch I Capture the Castle (2003) online free. A love story set in 1930s England that follows 17-year-old Cassandra Mortmain, and the fortunes of h...A love story set in 1930s England that follows 17-year-old Cassandra Mortmain, and the fortunes of her eccentric family, struggling to survive in a decaying English castle.