A car was stolen after thieves broke into a house in Gainsborough Road, Corby.
The break-in took place sometime between 6pm on Friday, June 10, and 7am on Saturday, June 11, and money was stolen.
Offenders also stole the keys to a silver Ford Focus, which was then stolen.
Officers would like to speak to anyone who witnessed the burglary or who has any information about it.
Witnesses or anyone with information about the incident can contact police on 101 or Crimestoppers anonymously on 0800 555111.