Movie where man places pencil in place to effect greater outcome

A young man struggles to access sublimated childhood memories. He finds a technique that allows him to travel back into the past, to occupy his childhood body and change history. However, he soon finds that every change he makes has unexpected consequences.

After his girlfriend, Julie, and two best friends are killed in a tragic auto accident, Nick struggles to cope with his loss and grief. Suffering from migraine-like seizures, Nick soon discovers that he has the power to change the past via his memories. However, his time-traveling attempts to alter the past and save his one true love have unexpected and dire consequences.

Cobb, a skilled thief who commits corporate espionage by infiltrating the subconscious of his targets is offered a chance to regain his old life as payment for a task considered to be impossible: "inception", the implantation of another person's idea into a target's subconscious.

This "Inception" prequel unfolds courtesy of a beautiful Motion Comic, and explains how Cobb, Arthur and Nash were enlisted by Cobol Engineering.

When decorated soldier Captain Colter Stevens wakes up in the body of an unknown man, he discovers he's part of a mission to find the bomber of a Chicago commuter train.

Directed by Paul Fletcher