John Hammond

Richard Attenborough

Dr. Alan Grant

Sam Neill

Dr. Ellie Sattler

Laura Dern

Dr. Ian Malcolm

Jeff Goldblum

Chief Geneticist Dr. Henry Wu

B.D. Wong

Robert Muldoon

Bob Peck

Ray Arnold

Samuel L. Jackson

Donald Gennaro

Martin Ferrero

Dennis Nedry

Wayne Knight

Lex

Ariana Richards

Tim Murphy

Joseph Mazzello

Harding

Jerry Molen

Rostagno

Miguel Sandoval

Dodgson

Cameron Thor

First Volunteer

Christopher John Fields

Volunteer Boy

Whit Hertford

Mate

Dean Cundey

Helicopter Pilot

Tom Mishler

Worker at Amber Mine

Adrian Escober

Worker in Raptor Pen

Jophery C. Brown

Miner - Dug Out Mosquito

Gary Rodriguez

'Mr. D.N.A.' Voice (voice)

Greg Burson

Control Room technician

Lata Ryan

Driver of Grant, Sattler & Malcolm's Jeep

Brian Smrz

Jurassic Park Tour Voice (voice)

Richard Kiley

InGen Helicopter Pilot

Robert "Bobby Z" Zajonc

Director

Steven Spielberg