Detectives investigating a rape in Lambeth have released an image of a man they wish to speak to in connection with the attack.
The victim, a man in his late 30s, was assaulted on 24 January 2017 at an address on Cleaver Street in Kennington.
The incident took place that evening and was reported to police the following day.
The suspect is described as a white man, around 6ft tall, with a black goatee beard.
Officers from the Child Abuse and Sexual Offences Command (CASO) are investigating.
Any witnesses or anyone with any information or knows the identity of the man pictured are asked to call detectives on 020 8721 4106 or contact police via Twitter @MetCC.
To give information anonymously contact Crimestoppers on 0800 555 111 or online at crimestoppers-uk.org.
No arrests have been made and enquiries continue.