Were not a political show, says director James Hawes (Doctor Who,Black Mirror).
It is adventure storytelling.
But it obviously touches on a lot of themes from the news.

Credit: Justina Mintz/TBS
But he becomes useful for people uptrain.
You choose a door and hope its the right one, he says, laughing.
Im starting to figure it out.

Justina Mintz/TBS
See exclusive images fromSnowpiercerbelow.

Justina Mintz/TBS