<Ul> <Li> Janet Montgomery as Olivia Maine: a theatre actress, Kevin's former stage partner and ex-girlfriend . </Li> </Ul> <Li> Janet Montgomery as Olivia Maine: a theatre actress, Kevin's former stage partner and ex-girlfriend . </Li> <Dl> <Dd> Olivia is originally from England, and the daughter of an American mother . She is very cynical and does not commit to relationships . She attended Thanksgiving at Randall's house and began dating Kevin . After breaking up with Kevin, Olivia vanished and stopped showing up for the show rehearsals . After her return, she found that Kevin was dating Sloane . </Dd> </Dl> <Dd> Olivia is originally from England, and the daughter of an American mother . She is very cynical and does not commit to relationships . She attended Thanksgiving at Randall's house and began dating Kevin . After breaking up with Kevin, Olivia vanished and stopped showing up for the show rehearsals . After her return, she found that Kevin was dating Sloane . </Dd>

Who plays dejah's grandmother in this is us