Question: Bob Gale co-wrote famously a movie starring Michael J. Fox was which character?

Context paragraphs:
Back to the Future Part II: Back to the Future Part II is a 1989 American science-fiction adventure comedy film directed by Robert Zemeckis and written by Bob Gale.  It is the sequel to the 1985 film "Back to the Future" and the second installment in the "Back to the Future" trilogy.  The film stars Michael J. Fox, Christopher Lloyd, Thomas F. Wilson, and Lea Thompson and continues immediately following the original film.  After repairing the damage to history done by his previous time travel adventures, Marty McFly (Fox) and his friend Dr. Emmett "Doc" Brown (Lloyd) travel to 2015 to prevent McFly's future son from ending up imprisoned.  However, their presence allows Biff Tannen (Wilson) to steal Doc's DeLorean time machine and travel to 1955, where he alters history by making his younger self wealthy.

Back to the Future: The Game: Back to the Future: The Game is an episodic graphic adventure based on the "Back to the Future" film franchise.  The game was developed and published by Telltale Games as part of a licensing deal with Universal Pictures.  Bob Gale, co-creator, co-writer and co-producer of the film trilogy, assisted Telltale in writing the game's story.  Original actors Michael J. Fox and Christopher Lloyd allowed the developers to use their likenesses in the game for the lead characters Marty McFly and Doc Brown, respectively.  Lloyd also provides the voice for Doc, while A.J. Locascio plays the role of Marty; Fox later appeared to voice two cameo roles in the final episode, reprising his role as future versions of Marty McFly in addition to playing his forefather William.

Back to the Future: Back to the Future is a 1985 American science-fiction adventure comedy film directed by Robert Zemeckis and written by Zemeckis and Bob Gale.  It stars Michael J. Fox as teenager Marty McFly, who is sent back in time to 1955, where he meets his future parents in high school and accidentally becomes his mother's romantic interest.  Christopher Lloyd portrays the eccentric scientist Dr. Emmett "Doc" Brown, Marty's friend who helps him repair the damage to history by helping Marty cause his parents to fall in love.  Marty and Doc must also find a way to return Marty to 1985.

Bob Gale: Michael Robert Gale (born May 25, 1951) is an American screenwriter, producer and film director.  He famously co-wrote the science fiction film "Back to the Future" with writing partner Robert Zemeckis, and the screenplays for the film's two sequels.  Gale also co-produced all three films, and served as associate producer on the subsequent animated TV series.

High School USA (disambiguation): High School USA is a 1983 NBC television movie starring Michael J. Fox, Anthony Edwards, Crispin Glover, Nancy McKeon and Todd Bridges.

Back to the Future (franchise): The "Back to the Future" franchise is an American science fiction–comedy film series written and directed by Robert Zemeckis, produced by Bob Gale and Neil Canton for Steven Spielberg's Amblin Entertainment, and distributed by Universal Pictures.  The franchise follows the adventures of a high school student, Marty McFly (Michael J. Fox), and an eccentric scientist, Dr. Emmett L. Brown (Christopher Lloyd), as they use a DeLorean time machine to time travel to different periods in the history of Hill Valley, California.

The Hard Way (1991 film): The Hard Way is a 1991 American action comedy film directed by John Badham, and starring Michael J. Fox and James Woods.  Stephen Lang, Annabella Sciorra, Luis Guzmán, LL Cool J, Delroy Lindo, Christina Ricci, Mos Def, Kathy Najimy, Michael Badalucco, and Lewis Black appear in supporting roles.

Can't Wait to See the Movie: Can't Wait to See the Movie is the seventh solo studio album by English singer, songwriter and actor Roger Daltrey, the lead vocalist for The Who.  The album was released in mid 1987 on the record label Atlantic, and was primarily produced by Alan Shacklock, in association with David Foster, Chas Sanford and Jimmy Scott.  Among the songs Daltrey is credited as co-writer on two tracks "Balance on Wires" and "Take Me Home".  David Foster co-wrote the track "The Price of Love", which was also featured in the 1987 movie "The Secret of My Success" starring Michael J. Fox.

The Michael J. Fox Show: The Michael J. Fox Show was an American television sitcom starring Michael J. Fox.  The series aired on NBC in the United States from September 26, 2013, to January 23, 2014, as part of the 2013–14 American television season.  Fox made his regular return to television for the first time since he was on ABC's "Spin City".  It was his second NBC series, as he appeared on that network's sitcom "Family Ties" from 1982 to 1989 as Alex P. Keaton.

Mr. Payback: An Interactive Movie: Mr. Payback: An Interactive Movie is a 1995 American science-fiction/adventure short film written by Bob Gale and co-directed by Gale and Charles Croughwell.  Designed as an interactive movie, it comprises slightly over two hours of footage, approximately 20 minutes of which is seen in each viewing.  It requires the audience to vote for various directions the story will take, using a joystick attached to the armrests of their seats.  The film stars an android (Billy Warlock) who, in a number of possible storylines, takes action by humiliating or attacking people who deserve it.  Gale and Christopher Lloyd, who had previously worked on the "Back to the Future" trilogy, worked on this film as well, and the music was scored by Michael Tavera, who had composed the music for the animated "Back to the Future" series.

Supporting paragraphs: Bob Gale Back to the Future
Answer: Marty McFly