Fin Shepard is a fictional character from the Sharknado film series, portrayed by actor Ian Ziering. He is known for his heroic efforts to combat the unusual threat of tornadoes filled with sharks. Throughout the series, Fin evolves from a surfer to a determined leader, often facing extreme challenges to protect his family and friends. The character first appears in the original Sharknado movie, released in 2013. As the series progresses, Fin encounters various outrageous scenarios involving sharks and natural disasters, showcasing his resourcefulness and bravery. His adventures have made him a cult favorite among fans of the franchise.