Mitchell Crime Investigation Unit detectives are investigating an armed robbery at Wallan’s United service station on Tuesday, July 17.
Video: Victoria Police/Supplied.
The man threatened and made demands to the employee before fleeing with an amount of cash in a black Mercedes Benz.
No one was injured as a result of the incident.
Investigators also released a number of CCTV images of the vehicle and a man who they believe may be able to assist.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au.