The victim was attacked in the early hours of October 15 in a house in Leamington.
Officers have now released images of three men they would like to speak to in connection with the harrowing incident.
Detective Sergeant Pete Sherwood from Leamington CID said: “This is a significant investigation into the rape of a woman.
“I’m particularly interested in identifying these men who we believe may be able to help with our investigations.
“I’d urge the people in these photos to come forward or anyone who knows them or has any other information that could help with our enquiries to contact Warwickshire Police.”
Any information which may help in the investigation can call police on 101 quoting incident 102 of 15 October 2021.
Information can also be reported anonymously to the independent charity Crimestoppers on 0800 555 111 or via crimestopper-uk.org