SmartAnswer

Smart answer:

After reading 1773 websites, we found 2 different results for "Who wrote Basic Instinct"

Joe Eszterhas

As the writer of Basic Instinct (1992), Sliver (1993), Jade (1995), Showgirls (1995), and other successful studio pictures, Joe Eszterhas established a clear style for Joe Eszterhas's erotic thrillers that rarely deviated from a successful formula.

Source links:

ShareAnswer
source
source
source
+30
source
source
+31

Confidence Score

Paul Verhoeven

Penned by Joe Eszterhas who infamously was paid the best part of $4 million for this twaddle (Paul Verhoeven also wrote Basic Instinct which Verhoeven directed to great success in 1992)

Source links:

ShareAnswer
source
source
source
+6
source
source
+7

Confidence Score