Judge Hardcastle gets on a train that's supposed to be for a convention. Trouble is, there is no convention. Several other people are there for different reasons and then start getting killed off.—BUCSnCOWBOYS
Hardcastle and McCormick investigate a case in which the judge's guilty sentence was reversed and the prisoner released, but neither the ex-con nor the victim wants the case reopened.
Hardcastle's ne'er-do-well brother pays a visit, swearing he's gone straight---but actually intending to ask the judge for $100,000 to pay a gambling debt.