حَدَّثَنَا مُسْلِمُ بْنُ إِبْرَاهِيمَ، حَدَّثَنَا هِشَامٌ، عَنْ
قَتَادَةَ، عَنْ زُرَارَةَ بْنِ أَوْفَى، عَنْ أَبِي هُرَيْرَةَ، عَنِ
النَّبِيِّ صلى الله ع��يه وسلم قَالَ " إِنَّ اللَّهَ تَجَاوَزَ
لأُمَّتِي عَمَّا لَمْ تَتَكَلَّمْ بِهِ أَوْ تَعْمَلْ بِهِ وَبِمَا
حَدَّثَتْ بِهِ أَنْفُسَهَا "
Abu Hurairah reported the Prophet (ﷺ) as saying “Allah has ignored for my community what comes to their mind, so long as they do not act or pronounce words to that effect.” (Source)
this is form the normal what we see in the street but about thinking about actors or bad people how can you draw a picture of them without watching them
so for the imagination of actors and bad people it can be taken under this
Ibn ‘Aabideen al-Hanafi (may Allaah have mercy on him) said:
The view that is closest to the spirit of our madhhab is that it is
not permissible, because imagining that woman as if he is having
intercourse with her is imagining oneself committing a sin with a
woman who is not permissible for him.
and there is different opinion and more details about other imagination for women in street and job
you can read about it here islamqa
والله اعلم