Leslie “Spike” O’Malley, was a member of Griff’s gang in 2015, and was the first female member of any Tannen gang in known Hill Valley history. Her hoverboardwas of the Question Mark design.

She demonstrated in the Cafe 80’s that she could be as tough as any of the guys, when she grabbed Marty Jr. in a very personal place and lifted him up off the floor.

Spike may have been the daughter of Heather, the public relations representative at Dr. Emmett Brown’s Institute of Future Technology in 1991.