Investigators say the assault started at 11:52 a.m. on Oct. 22, shortly after cell assignment inside Cumberland County Prison.
MIDDLESEX TOWNSHIP, Pa. — Cumberland County prosecutors filed a homicide charge after a newcomer to the local jail allegedly beat his cellmate to death within hours of intake, focusing attention on how cells are assigned and monitored during the busiest part of the day.
The case centers on the death of Erick Gainer, 41, who began a 90-day DUI sentence on Oct. 22 and died the next evening from head injuries. District Attorney Seán McCormack said investigators are reviewing surveillance footage and interviewing witnesses to understand the sequence inside the block and the speed of the response. The suspected attacker, Dangelo Nowlin, 33, was arrested earlier that morning on a trespassing complaint and placed in a cell with Gainer during intake. The county has not disclosed whether either man had been flagged for special housing.
According to charging documents, the confrontation started at about 11:52 a.m. on Oct. 22. Gainer was on the top bunk, asleep, when Nowlin entered and threw him to the floor, then punched and kicked him. Another inmate reported hearing blows and Gainer’s pleas. Staff intervened and called medics. Surgeons at Penn State Health Holy Spirit Medical Center operated to relieve brain swelling, but Gainer died around 6:32 p.m. on Oct. 23. The district attorney said the motive is unknown and no prior relationship between the men has been identified.
The county facility, which houses pretrial detainees and people serving short sentences, has faced the same staffing pressures reported by other local jails. Officials have not said how many officers were on the cellblock at the time or whether a classification review preceded the housing decision. Intake areas typically see a midday surge from morning arrests and court transports. The prison sits just north of Carlisle and is overseen by a county-appointed warden and prison board that includes county commissioners and judges.
Nowlin was arraigned on a criminal homicide charge and is being held without bail. A preliminary hearing is scheduled for Nov. 5 before a district judge in Carlisle. Prosecutors said evidence collection continues, including downloading video, documenting the cell, and working with the coroner on autopsy findings that will inform trial strategy. Officials said internal reviews of jail procedures would run parallel to the criminal case but did not release a timeline.
Relatives of Gainer said he had a young daughter and worked in hospitality. “He was the guy who made people feel welcome,” a co-worker said outside the bar where Gainer pulled shifts. A neighbor who lives near the prison said sirens are common in the area but news of a death inside the walls “hit hard,” noting the jail is part of daily life for nearby residents.
As of Tuesday, the homicide case is active and the jail has not announced policy changes. The next public milestone is the Nov. 5 preliminary hearing, when a judge will decide whether the charge moves forward to county court.
Author note: Last updated November 11, 2025.