The surveillance footage shows a fight breaking out on Upland Street around midnight on February 26.
The 40-year-old victim was then shot and killed.
The suspect was then seen running away.
At the time of the incident, he was wearing a dark jacket with white fur around the collar.
There is a $20,000 reward for an arrest in any homicide.
If you have any information, you are asked to call police at 215-686-TIPS.