Vigilantism infects the penal system in this uninspired action flick about a diminishing prison population. College professor William Conroy (Rob Lowe) is incarcerated for vehicular manslaughter and experiences the usual fears about his chances for survival in prison. Soon after his arrival, a sympathetic convict informs him that 14 prisoners have died unexpectedly at his facility. Disbelief turns to shock when a fellow inmate nearly shanks him en route to a bogus parole hearing. After the prison-transport van crashes, Conroy escapes and visits his attorney, Eric Hawthorne (Mark Boone Jr.), and begs him to expose the penitentiary's selective termination policy. Warde...