Three young women were alleged to have been hugged and kissed by a man without their consent in Hemel Hempstead’s town centre.
Now police are appealing for anyone else who may have been assaulted by a man in the town on Thursday (May 28) to get in touch.
The incident is alleged to have happened in Marlowes between 12.30pm and 1.30pm.
Det Insp Sam Khanna saidL “This is highly unusual behaviour and as such was quite distressing for the women involved.
“We believe there may have been others who were approached in this way and I would like to speak these people.”
Call the non-emergency number 101, quoting crime reference D1/15/3337.
>Akhtar Nawaz, aged 21 and of Meadowcroft, Aylesbury, has been charged with three offences of sexual assault.
He has ben remanded in custody and is due to appear at St Albans Crown Court on June 12.