Police are appealing for information after a car and cash was stolen in Gedling.
Officers say they were called to an address on Florence Road at 11pm on Saturday (April 6) following reports of a car robbery.
The victims were threatened by four men, one of whom had a knife and £200 was also stolen.
A police spokesman said: “Officers worked quickly and recovered the car.
“Four men aged 29, 26, 39 and 28-years-old were arrested on suspicion of robbery and remain in custody.
“Our enquiries are ongoing.”
Any witnesses or anyone with any information, including CCTV coverage or dash cam footage, is urged to call Nottinghamshire Police on 101, quoting incident number 1039 of Saturday 6 April 2019.