<Li> Levi Miller as Carter Grant : The son of Cat Grant , he is sensitive and shy and has a crush on Supergirl , which he confesses to Kara when she babysits him . </Li>
<Li> Levi Miller as Carter Grant : The son of Cat Grant , he is sensitive and shy and has a crush on Supergirl , which he confesses to Kara when she babysits him . </Li>
who plays cat grant 's son on supergirl
who plays cat grant 's son on supergirl
Levi Miller
Levi Miller