This invention by Doc Brown makes time travel possible.
What is the flux capacitor?
Marty McFly first travels back to this date in Back To The Future.
What is Nov. 5th, 1955?
Marty's father.
Who is George McFly?
The main bully who torments George and Marty.
Who is Biff Tannen?
Marty plays this Chuck Berry song at the end of the Enchantment Under the Sea dance.
What is "Johnny B. Goode"?
The flux capacitor requires this speed to activate time travel.
What is 88 MPH?
The year that Marty, Jennifer Parker, and Doc Brown visit in the future in Back To The Future Part II.
What is 2015?
Marty's mother.
Who is Lorraine Baines McFly?
This relative of Biff is the antagonist in Back To The Future Part III.
Who is Buford "Mad Dog" Tannen?
Marty uses this mode of transportation to escape Biff in 1955.
What is a skateboard?
In Back To The Future Part II, Doc upgrades the DeLorean with this feature to avoid roads.
What are hover conversion/hover wheels?
Doc and Marty end up in this year during Back To The Future Part III.
What is 1885?
In Back To The Future Part II, Biff becomes rich by using this book.
What is Gray's Sports Almanac?
Doc demonstrates the DeLorean time machine using this animal companion of his.
Who is Einstein the Dog?
In Back To The Future Part III, the DeLorean is powered by this after gasoline runs out.
What is a steam locomotive/train?
The lightning that struck the clock tower and powers the DeLorean with 1.21 gigawats of electricity occurs on this date in 1955.
What is November 12, 1955?
Marty's great-great-grandfather in Back To The Future Part III.
Biff's grandson in the year 2015.
Who is Griff Tannen?
Marty's catchphrase when things go wrong.
What is "This is heavy Doc!".?
The DeLorean's time circuits display three sets of dates: destination, present, and this.
What is the "last time departed"?
Biff Tannen steals the sports almanac in this year, creating an alternate timeline.
Marty's band name when he auditions for Hill Valley High School's Battle of The Bands in Back To The Future.
What is The Pinheads?
In the alternate 1985, Biff owns this major property in Hill Valley, CA.
What is Biff Tannen’s Pleasure Paradise Casino & Hotel?
In Back To The Future Part IV (2026), this is the song that rolls during the end credits.
What is "Mystical Magical" by Benson Boone?