How the cast of 'Love Story: John F. Kennedy Jr. & Carolyn Bessette' compare to the real people they're playing

"Love Story," left, is based on the real-life relationship between John F. Kennedy Jr. and Carolyn Bessette.

Jose Perez/Bauer-Griffin/GC Images/Getty Images; Robin Platzer/Twin Images/Getty Image

• "Love Story" is the latest show taking over the internet.
• It's based on the real-life relationship between John F. Kennedy Jr. and Carolyn Bessette.
• They were married from 1996 to 1999, until their deaths in a 1999 plane crash.

Not since Prince Charles and Princess...