How old were the actors in Comet (2014)?

When a chance encounter brings together the cynical Dell and the quick-witted Kimberly, the stage is set for a tempestuous love affair that unfolds like a puzzle. As the film zigzags back and forth in time — from a meteor shower in LA, to an encounter in a Paris hotel room, to a fateful phone call — an unforgettable portrait of a relationship emerges.