An ageing NSA agent who's targeted for death when he tries to retire discovers his assassin is a younger cloned version of himself.
Gemini Man
The Bourne Supremacy
Mission: Impossible - Rogue Nation
Ocean's Eight
Mission: Impossible - Fallout
Gladiator
Hitman's Wife's Bodyguard
The One
21 Bridges
Wonder Woman
Lethal Weapon 2