The Butterfly Effect (2004)

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.

• amnesia
• blackout
• bully
• chaos theory
• child abuse
• flashback
• love
• memory loss
• mind control
• prison
• therapy
• time travel
• trauma
• violence