Back to the Future

Marty McFly

A high schooler who loves rock music and Pepsi, the protagonist who struggles in various eras through time travel.

Doc Brown

Marty's eccentric inventor friend and scientist, creator of the DeLorean time machine.

Biff Tannen

A bully living in Hill Valley who antagonizes Marty and George, serving as a main antagonist.

George McFly

Marty's timid father who stands up to bully Biff in the past and grows stronger.

Lorraine McFly

Marty's mother, who was a lively and beautiful teenager in 1955.

Jennifer Parker

Marty's girlfriend, later his wife, and the heroine with two children.

Marty McFly Jr. & Marlene McFly

Marty and Jennifer's children, siblings central to the future incident.

Seamus McFly

Marty's great-grandfather, a young farmer managing the McFly farm in 1885.

Maggie McFly

Wife of Seamus and great-grandmother of Marty, resembling Lorraine.

William McFly

Marty's great-grandfather and infant in 1885.

Martin McFly (Ancestor)

Marty's ancestor who died tragically in 1885 due to quick temper and impulsiveness.

Samuel Baines

Lorraine's father who catalyzed family relations by accidentally hitting George with his car.

Stella Baines

Lorraine's mother and witness to family anecdotes.

Milton Baines

Lorraine's brother and a 12-year-old boy in 1955.

Biff Tannen Family (Buford, Griff, etc.)

A family of bullies across generations antagonizing the McFly family in Hill Valley.

Gerald Strickland

Strict vice-principal of Hill Valley High School.

Einstein (dog)

Doc's dog and the world's first time traveler.

Copernicus (dog)

Doc's dog during 1955.

Otis Peabody

Owner of Twin Pines Ranch in 1955 and first to encounter the DeLorean.

Goldie Wilson

Black mayor in 1985 who was a diner worker in 1955.

Lou / Lou Cultures

Diner owner in 1955 symbolizing generation gap between 1955 and 1985.

Marvin Berry

Chuck Berry's cousin and guitarist of the 1955 band.

Clara Clayton

A schoolteacher in the 1880s who becomes Doc's beloved wife.

Buford Tannen

A violent outlaw of 1885 and ancestor of Biff.

Griff Tannen

Biff's violent grandson in 2015 and a future bully.

Douglas J. Needles

Marty's bad friend involved in card transactions in the future.

Itou Fujitsuu

Marty's boss in 2015 who fired him.

Skinhead, 3-D, and Match

Biff's henchmen in 1955, three boys nicknamed after their appearances.

Red

A homeless man in 1985 Hill Valley who mocks the DeLorean.

Gerald Strickland

Strict vice-principal of Hill Valley High who scolds Marty.

Clara Clayton

Schoolteacher in the 1880s, Doc's wife who falls in love and starts a family.

James Strickland

Sheriff of Hill Valley in 1885 and adversary of Buford.