2067 is a 2020 Australian science fiction film directed and written by Seth Larney from a treatment by Gavin Scott Davis (itself from Larney's own idea), and starring Kodi Smit-McPhee and Ryan Kwanten.
Overview:
When Earth's air becomes unbreathable, an illness caused by the synthetic O2 is killing the world's population and to save humanity from extinction, a laborer gets chosen for a risky time travel mission to find an answer to the world's decimated oxygen supply and save the human race.
Cast:
Kodi Smit-McPhee as Ethan Whyte
Ryan Kwanten as Jude Mathers
Sana'a Shaik as Xanthe Whyte, Ethan's wife.
Aaron Glenane as Dr. Richard Whyte
Deborah Mailman as Regina Jackson
Leeanna Walsman as Selene Whyte
Damian Walshe-Howling as Billy Mitchell
Finn Little as Young Ethan Whyte