Robert Zemeckis has directed movies .
Credited as `` one of the greatest visual storytellers in filmmaking `` , he first came to public attention in the 1980s as the director of Romancing the Stone -LRB- 1984 -RRB- and the science-fiction comedy Back to the Future film trilogy , as well as the live-action/animated comedy Who Framed Roger Rabbit -LRB- 1988 -RRB- .