Police are urging the general public to look at the photographs of the 4 males and speak to Crime Stoppers in the event that they recognise any of them.

The incidents passed off between Strathfield and Penrith from July to December 2022.

The primary alleged incident passed off about 1pm on July 9 when a person boarded a bus on the Mount Druitt bus interchange. He allegedly uncovered himself and carried out a sexual act in entrance of two girls.

Police stated the person was of Caucasian look, in his 40s, with a skinny construct and gray hair. He was carrying darkish blue observe pants and a zip-up jacket with a “Steggles” emblem on the entrance.

In a separate incident, about 10.30am on November 5, a person boarded a prepare at City Corridor. He allegedly touched the thigh of a lady he was sitting subsequent to a number of occasions.

Police stated he was of subcontinental look, believed to be in his 30s and with brief darkish hair. He was carrying a navy jacket, mild blue shirt, darkish sandals and glasses.

Within the third incident, a person boarded a bus at Strathfield about 8.25am on November 17. He allegedly touched the knee of a woman in a faculty uniform.

He’s described as being of Caucasian look, believed to be in his 40s and had brown curly hair. He was carrying a light-weight inexperienced long-sleeved shirt and cream cargo shorts.