Surveillance video captured the suspects on October 6th as they knocked on his door on the 800 block of Welton Street around 9:30 p.m.
Click here to watch the surveillance video
Police say when the man answered, he was shoved inside and beaten in the head with a metal stick.
He was transported to Aria Torresdale Hospital where he was listed in critical condition with a cracked skull, heavy brain bleeding, and multiple staples to the left side of his head.
Police describe the first suspect as a white male, in his mid-30s, 6'0" tall, 230lbs. with a beard. He was wearing a light colored knit hat, light colored hooded jacket, blue jeans, and armed with a dark colored metal bar.
The second suspect is described as a white male, 55-years-old, 5'9" tall and 200lbs with dark hair. He was wearing a light colored zip up jacket, and blue jeans.
If you recognize these suspects, call police at 215.686.TIPS (8477) or text a tip to PPD TIP (773847).
You can also submit an anonymous tip online at PhillyPolice.com.