Brother of actress Florence Halop.
Dead End Kid Billy Halop did not work with Dead Ender Leo Gorcey after 1939, but did work with other members of the original gang.
He became a registered nurse (RN) at St. John's Hospital in Malibu, California.
He was working on his autobiography, titled There's No Dead End, at the time of his death.
His wife suffered from multiple sclerosis.
His wife, Suzanne Roe, was a multiple sclerosis victim when he married her in 1960. The nursing skills he learned while taking care of his wife led him to steady work as a registered nurse at St. John's Hospital in Malibu.
Interred at Mount Sinai Memorial Park, Los Angeles, California, USA Specific Interment Location: Garden of Sher Mot, Crypt 64181.
Worked as an electric dryer salesman for the Leonard Appliance Company of Los Angeles in the mid-1950s. He was named "Most Creative Salesman in the U.S." by the National Association of Manufacturers.