<Tr> <Th> Based on </Th> <Td> When Calls the Heart by Janette Oke </Td> </Tr> <Tr> <Th> Developed by </Th> <Td> Michael Landon Jr . </Td> </Tr> <Tr> <Th> Starring </Th> <Td> <Ul> <Li> Erin Krakow </Li> <Li> Daniel Lissing </Li> <Li> Lori Loughlin </Li> <Li> Martin Cummins </Li> <Li> Jack Wagner </Li> <Li> Pascale Hutton </Li> <Li> Kavan Smith </Li> </Ul> </Td> </Tr> <Ul> <Li> Erin Krakow </Li> <Li> Daniel Lissing </Li> <Li> Lori Loughlin </Li> <Li> Martin Cummins </Li> <Li> Jack Wagner </Li> <Li> Pascale Hutton </Li> <Li> Kavan Smith </Li> </Ul>

Who plays jack's brother on when calls the heart