Dr. Ian Malcolm is a mathematician and self-professed “chaotician,” a title which he uses to describe his work in applying Chaos Theory to practical real-life scenarios. He was present on Isla Nublar during the Jurassic Park incident.

Dr. Sarah Harding is a behavioral paleontologist, and the girlfriend of Ian Malcolm in The Lost World: Jurassic Park.

Nick Van Owen is a well-traveled and experienced “documentarian,” photo journalist and environmentalist, who travels with Malcolm and Eddie to Isla Sorna to rescue Sarah Harding.

Eddie Carr was recruited by John Hammond and is the Field Equipment Expert, responsible for the team’s vehicles and equipment.

Kelly Curtis is the daughter of Dr. Ian Malcolm and hides on the RV trailers to follow her dad and Sarah Harding onto Isla Sorna.

Roland Tembo is a famous animal hunter, hired by InGen. He came to Isla Sorna along with his hunting partner, Ajay Sidhu, in hopes of hunting the ultimate trophy, a male T. Rex.

Ajay Sidhu was a hunter from India who came to Isla Sorna with his long-time friends with hunter Roland Tembo.

Peter Ludlow was the newly elected CEO of InGen and nephew to John Hammond. He initiated the vote with InGen’s board of directors to remove his uncle from power, and lead the team to Isla Sorna with the intention of bringing dinosaurs back to San Diego to open a new park.

Dieter Stark was a hunter hired by InGen to help capture the dinosaurs on Isla Sorna and take them back to the mainland. He is Roland Tembo’s second-in-command.

Dr. Robert Burke was a palentologist hired by Peter Ludlow to be a dinosaur expert on the team’s trip to Isla Sorna. The character is inspired by real-life paleontoligist Dr. Robert T. Bakker.

Carter was a hunter hired by InGen, who was part of Roland Tembo’s group on Isla Sorna, and Dieter Stark’s driver.

John Hammond was the owner of Jurassic Park and founder of InGen.