Gemini Man

How this film uses it

Henry sees his younger self across the gun sights. Junior has Henry's skill and habits without Henry's regrets, and fighting him forces Henry to look at who he used to be.

Where to see it

Henry's ambush: Henry ambushes Junior and explains that he is a clone, naming traits only the two of them could know. Junior, heartbroken, goes back to confront Clay.

How this film uses it

The film was shot at 120 frames per second in 3D on modified ARRI Alexa cameras, which needed far more light than normal filming. The bulky 3D cameras made the street chase hard to shoot. Some critics praised the clear action and others said it looked like a video game.

Where to see it

Cartagena chase: A motorcycle chase runs through the streets of Cartagena, Colombia, with the hero and the assassin on motorcycles.

How this film uses it

Junior is a younger digital version of Will Smith, with effects from Weta Digital. When both men share a frame, you have to accept 2 ages of one face. Reactions to the effect were mixed.

Where to see it

Colombia fight: Fighting off the assassin, Henry realizes the man bears an uncanny resemblance to himself as a young man.

How this film uses it

Junior is sent to kill Henry, but he is a lab-made young man who wants to know where he came from. His loyalty to Clay cracks once he learns the truth, and he ends up helping the man he was sent to kill.

Where to see it

Junior and Clay: A heartbroken Junior confronts Clay, who insists Junior must defeat Henry in order to surpass him. Junior later allies with Henry to bring Clay down.