Alidoosti, 38, was arrested on Saturday for expressing her support for the protests on social media, removing her veil and for denouncing the execution of protesters.
Alidoosti was arrested “by order of the judicial authority” after “failing to provide documentation for some of their claims” about the protests, reported Mizan Onlinethe information agency of the judiciary.
The actress’s latest film, “Leila’s Brothers”, was presented at the last edition of Cannes, in May of this year.
Alidoosti’s last social media message was posted on December 8, the same day that 23-year-old Mohsen Shekari became the first person to be executed for his links to the protests.
Images of the woman as she was shopping in Tehran without a veil also circulated. Alidoosti vowed not to leave Iran, saying she was willing to “pay any price to defend” her rights.
His Instagram account, with more than eight million followers, was no longer accessible on Sunday.