|The Lost World: Jurassic Park Film|
This article lists the complete cast and crew of The Lost World: Jurassic Park.
- Jeff Goldblum as Dr. Ian Malcolm: a mathematician and chaos theorist. After barely surviving the Incident on Isla Nublar, Malcolm is more cynical and jaded as a result of his experience. He remains the voice of reason concerning InGen's activities.
- Julianne Moore as Dr. Sarah Harding: a behavioral palaeontologist who is said to be at the top of her profession, Sarah is head strong and independent, which makes things difficult for Malcolm whom she is in a relationship with.
- Pete Postlethwaite as Roland Tembo: a big-game hunter from England. Although sometimes violent, he adheres to his own strict moral code. He also dislikes Ludlow.
- Arliss Howard as Peter Ludlow: Hammond's conniving nephew; a greedy and manipulative businessman first, last, and always.
- Richard Attenborough as John Hammond: former CEO of InGen, a repentant Hammond takes steps to redeem himself and preserve Isla Sorna. He tries to have Malcolm forgive his negative expressions towards him before the Isla Nublar incident.
- Vince Vaughn as Nick Van Owen: a well-traveled and experienced documentarian and environmentalist.
- Vanessa Lee Chester as Kelly Malcolm: Malcolm's teenage daughter from a failed marriage, Kelly often feels estranged and alienated from her father. She tries to bridge the gap in their relationship by stowing-away in the trailers.
- Peter Stormare as Dieter Stark: The Second-in-Command of the InGen team under Roland Tembo.
- Richard Schiff as Eddie Carr: a timid and sardonic "Field Equipment Expert" who gives his life to save his friends.
- Thomas F. Duffy as Dr. Robert Burke: an palaeontologist who is proven to be incorrect on more than one occasion. He is killed by a female Tyrannosaurus Rex.
- Harvey Jason as Ajay Sidhu: Roland's immensely loyal and long-time hunting partner from India.
- Thomas Rosales JR. as Carter: Dieter's only friend, whose lack of attention results in his boss being ripped apart. He was later killed by the female Tyrannosaurus, who trampled him.
- Ariana Richards as Lex Murphy: Hammond's granddaughter and a survivor of the Isla Nublar fiasco. She greets Malcolm when he arrives at her grandfather's home and informs him that not everything is as it should be.
- Joseph Mazzello as Tim Murphy: Lex's younger brother, who also survived the events on Isla Nublar.
- Camilla Belle as Cathy Bowman: A young girl who is attacked by Compies when her family stumbles upon Site B during a yacht cruise. She survives the assault, but Ludlow still uses the incident to gain control of InGen.
- Cyd Strittmatter as Deirdre Bowman: Cathy's mother, a constant worrier who fears for her daughter's safety.
- Robin Sachs as Paul Bowman: The patriarch of the Bowman family. He assures his wife that Cathy will be fine on her own, unaware of which island they're on.
- Geno Silva as Carlos: Captain of the Costa Rican barge Mar del Plata, Carlos is hired to take Malcolm's team to Site B. However, he refuses to approach the interior of the island, eager to warn the team about the aptly named "Five Deaths".
- Colton James as Benjamin: Citizen of San Diego and one of those affected by the infamous San Diego incident.
- Bernard Shaw as Himself: a news anchor for CNN who reports on the aftermath of the San Diego incident.
- David Koepp as The Unlucky Bastard: A citizen who attempts to escape Buck unsuccessfully as he is devoured by him.