exosolar alex skarsgård as his older brother, landon liboiron as the first friend he made on station and his partner in crime, bill hader as an antagonistic medic for something, a younger, disappointed sibling, gender doesn't matter, rahul kohli, gustaf skarsgård, oliver jackson-cohen for ~urdemales, luke evans for ~bionics, john boyega, michael b jordan, ellen page, matt mercer, ashley johnson, anyone you want to bring us