David McFly is a character in the 1985 film Back to the Futureand its sequel, Back to the Future Part 3. He is George and Lorraine's eldest son/child and the older brother of Linda and Marty McFly. In the original film, David and his siblings are nearly erased from the timeline due to Marty Time traveling from 1985 to 1955. Due to Marty's interference in the past, David is no longer a fast food worker and works as a businessman at an office.
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