A motorcyclist in his 20s was killed after coming off his bike in Tilford Road near Farnham on Friday last week.
Police are now appealing for the two people in the above CCTV image to come forward, as it is thought they may be able to assist officers.
The fatal crash happened on Tilford Road at around 7.20pm on April 7.
A police spokesman said: "Despite best efforts of paramedics the motorcyclist, a man in his 20s, was sadly pronounced dead at the scene."
The spokesman continued: "We think the two people seen in this CCTV image, who were in the area around the time of the collision, may have witnessed something which could help our investigation.
"If you recognise these people, or have any other information including CCTV or dashcam footage of the area at the time, please contact us quoting PR/45230038280."
Surrey Police can be contacted via:
- Webchat at https://www.surrey.police.uk/
- The online reporting tool at https://www.surrey.police.uk/tua/tell-us-about/cor/tell-us-about-existing-case-report/
- Calling 101.
If you do not wish to leave your name, call the independent charity Crimestoppers on 0800 555 111.