In honor of Jurassic Park's 30th anniversary, we uncover 20 facts you may not know about the iconic series, including an engaged co-star and the role Harrison Ford inherited. 

Steven Spielberg and writer Michael Crichton were in the early stages of developing a film about Crichton's time as an ER doctor at ET. The director talks about his own book, Jurassic Park. 

Universal purchased the film rights to Crichton's novel for $2 million before its 1990 theatrical release. This was announced by Titanic director James Cameron in an interview published in 2021. 

During the 30th anniversary screening of Indiana Jones: Raiders: The Lost Ark in 2011, Spielberg hinted that Harrison Ford would play the Doctor. Submitted by Alan Grant. 

Other actors who auditioned for the role included William Hurt and Richard Dreyfuss, and New Zealander Sam Neill was eventually cast as the archaeologist. 

Laura Dern defeated Gwyneth Paltrow, Helen Hunt, Sandra Bullock and Robin Wright to play the Doctor. Ellie Sattler. Dern later revealed that it was her Wild at Heart co-star..

Jeff Goldblum was the first choice for the PhD, but casting director Janet Hershenson told EW that Jim Carrey, who played Ian Malcolm, had a "fantastic" audition.

However, Goldblum announced that his character was nearly kicked out of the film. "I hurried through the book to prepare, and Steven said, 'Since we planned this meeting,