Officers investigating an alleged racially aggravated assault in Chapel-en-le-Frith need to speak to three men whose faces are in a CCTV image.
Derbyshire Police are also appealing for the woman who is facing the camera to come forward as a potential witness.
Between 2.15am and 2.45am on Saturday, December 9, an 18-year-old man was allegedly racially abused and beaten up on Market Street. He emerged from the incident with cuts, bruises and a broken nose.
If you think you can help please contact PC Lora Holdgate on 101, quoting reference number 17000537289.
Alternatively send her a message online by visiting the Contact Us section of www.derbyshire.police.uk.
You can also anonymously contact the independent charity Crimestoppers, on 0800 555 111 or by visiting www.crimestoppers-uk.org.