Mattel released a second set of X-Files dolls in time of the show's 25th Anniversary and this time the dolls got faces sculpted in the likeness of the actors. Dana Scully is played by Gillian Anderson and the doll looks just like her.

Dana Scully / Gillian Anderson
© FOX

FRN95 The X-Files, Agent Dana Scully, ©2018

The first X-Files set was Barbie and Ken as Scully and Mulder and Agent Scully was made with the Mackie closed mouth sculpt. 

19630 The X-Files Gift Set, Fight the Future - Barbie as Agent Dana Scully, ©1998