Four men and three women have been arrested on suspicion of kidnap - but police are still looking for the victim of the alleged incident.
A man was seen being forced into a black Vauxhall Corsa in the Hyde Gardens area of Eastbourne on Friday at about 3.30pm.
Police said the victim was then seen to escape from the vehicle and run through the Lushington Lane area. However he has not been located or identified yet.
Police officers made seven arrests and seized two vehicles in connection with the incident, the second vehicle being a white BMW car seen nearby.
Four men aged 20, 22, 25 and 43 and three women, two aged 21 and one aged 43 were all arrested on suspicion of kidnap. They all remain in custody.
Detective Sergeant Tod Stewart said: "There is no threat to the wider public and we believe those involved are all known to each other. We are keen to hear from any witnesses to the incident and any information as to who the victim is."
If you can help the investigation please report online or ring 101 quoting serial 922 of 29/11.
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