Yarra Ranges Eyewatch has released security footage online of a man appearing to vigorously smash a number of windows and doors at a well known cafe in Kallista.
Police are currently investigating the circumstances surrounding the criminal damages in Kallista on 9 July.
It is understood a man approached a cafe on Monbulk Road just before 3am and struck multiple windows and glass doors with a hammer.
The man was described as having a thin to medium build and was wearing a blue jacket, khaki tradie pants and boots.
Investigators have released an image of a man they believe can assist with their enquiries.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit an online confidential report at www.crimestoppersvic.com.au.