<Tr> <Th> Sons </Th> <Td> EJ DiMera </Td> </Tr> <Tr> <Th> Grandchildren </Th> <Td> Johnny DiMera Sydney DiMera </Td> </Tr> <P> Susan Banks is a fictional character on NBC's daytime drama Days of Our Lives . She was played by Eileen Davidson from November 4, 1996 to April 8, 1998, and again in 2014 and 2017 . Susan is the eccentric mother of Elvis "EJ" DiMera, and once acted as Kristen Blake's doppelganger . In November 2011, it was announced that Brynn Thayer would take over the role of Susan, since Davidson was committed to The Young and the Restless . Thayer made her brief one - off appearance as Susan on December 7, 2011 . </P> <P> In January 2014, it was announced that Davidson would be returning to Days for a three - month story arc after having departed with the show in November 2013 . In late September 2014, it was announced that Davidson would reprise her role as Susan Banks; her first time portraying the character in 16 years . Davidson returned to the role once again on November 2, 2017 . She reprised the role of Susan's sister, Sister Mary Moira on November 21, 2017 . Stacy Haiduk debuted as Susan on August 21, 2018 . </P>

Who plays kristen and susan on days of our lives