When Calls The Heart is a highly popular Tv Show. This was Michael Landon Jr.’s 3rd Tv Show. When Calls The Heart was one of this most popular pieces. This was Michael Landon Jr.’s 1st Tv Shows in this genre. His most popular Tv Show was When Calls The Heart. If you liked that Tv Show, you should also try Little House on the Prairie, Laura Ingalls Wilder's Little House on the Prairie, and The Real Wild West.