KBS CoolFM ( 89 . 1 Mhz ) will feature the life of late Catholic missionary and physician Lee Tae - seok , who devoted his life to helping people in southern Sudan , for its special English program for children Sept . 12 - 13 . Prepared exclusively for the upcoming Chuseok holidays , the show , titled “ The Greatest Love of All , ” will have the Korean introduction by actor Sohn Hyun - joo and child actor Yang Han - yeol . In the show Sohn will play the father of Yang , who tells his son about the Lee ’ s life . The story of the priest will then be told in English , voiced by Lee Geun - cheol and John Valentine , the hosts of KBS CoolFM ’ s long - time English - language show , Good Morning Pops . Kim Kang - hoon , the producer of the show , said the program aims to provide an opportunity for its young listeners to learn English while they are introduced to famous Korean figures . “ Most kids in Korea read English biographies of Abraham Lincoln and John F . Kennedy as they try to learn the language , ” he said . “ We thought it would be nice to learn about Korean figures in English . ” The special program is a part of the book publication project by KBS radio ’ s English language show “ Good Morning Pops , ” which has been on the air for some 20 years . The show will be publishing a children ’ s book series in English , along with audio CDs , featuring Korea ’ s well - known figures and their legacies . A book about Lee will be released later this month . It will be followed by another on Park Ji - sung , who plays soccer for Manchester United . Lee was born in Busan in 1962 , and studied medicine at Inje University in Gimhae , South Gyeongsang Province . In 2001 , he was ordained as a Catholic priest and began serving in the small town of Tonj , in southern Sudan . There , he worked as a doctor , teacher and priest . To heal the inner wounds of children suffering through a protracted civil war , Lee also ran a brass band made up of the town ’ s young people . Lee was diagnosed with terminal colorectal cancer during his visit to Seoul in 2008 and passed away on Jan . 14 , 2010 . His last words , in English were , “ Don ’ t worry . Everything is good . ” “ Don ’ t Cry for Me , Sudan , ” a documentary film highlighting Lee ’ s life in Sudan , was screened in local movie theaters last year . He was posthumously awarded Korea ’ s highest order of civil merit in June for his legacy in the African country . “ The Greatest Love of All ” will be aired from 6 : 30 a . m . to 7 a . m . on Sept . 12 - 13 . By Claire Lee ( dyc @ heraldm . com )