Moonlighting - Season 1 - Eps 5: Next Stop Murder
Maddie and Dave get trapped on a train filled with mystery buffs when they try to deliver Agnes on time for her big weekend solving a make-believe murder staged by a famous author.
About Moonlighting

Title: Moonlighting
First Air Date: 1985-03-03
Last Air Date: 1989-05-14
Status: Ended
Rating: 7.5/10 (from 350 votes)
Language: EN
Seasons: 6
Total Episodes: 66
Network: ABC
Genres: Comedy, Drama, Mystery, Crime
Production Companies: Picturemaker Productions, ABC Circle Films
Synopsis
After being duped and going bankrupt, model Maddie is convinced by David to become a partner in a detective agency. Together they solve various cases, while getting comfortable with each other.
Cast

Cybill Shepherd
Maddie Hayes

Bruce Willis
David Addison

Allyce Beasley
Agnes DiPesto

Curtis Armstrong
Herbert Viola