Brother Cadfael (born in 1080 A.D.), a 12th-century monk at Shrewsberry Abbey in Norman England, solves crimes and treats illnesses with his botanical knowledge of herbs and plants. Based on the 21 Cadfael novels by Ellis Peters (a.k.a. Edith Pargeter) and featuring Derek Jacobi as Cadfael, this English television series of 90-minute episodes began filming in Budapest in 1993.