Lewis

Lewis was a student at Freeston prior to the Apocalypse. Afterwards, his fate is unknown.

Pre-Apocalypse
Prior to the Apocalypse, Lewis was a student at Outwood Academy Freeston. He was known by Benjamin Hodson and Robin Dunne. They described him as 'short'.

Post-Apocalypse
Lewis's status after the Apocalypse is unknown

S1, E1 - The Days Afterwards
Lewis was mentioned by Benjamin and Robin when they discussed people who's fates were unknown to them. They mentioned that he was 'short'.

Season One

 * S1, E1 - The Days Afterwards (Mentioned Only)

Behind the Scenes

 * It is possible Lewis died after the Apocalypse, but it's ultimately unknown whether he survived or not.