Season 1
The Dollar Doodle
Duke of Sing Sing
The Angel Biz
Come Back Darling Asta
Paris Pendant
That's the Spirit
Acrostic Murder
Dead Duck
Fatal Cliche
Ring Around Rosie
Angels in Paradise
The Fashion Showdown
Dead Giveaway
Unwelcome Alibi
Asta Day
The Scene Stealer
Damone Dilemma
Unlucky Lucky Number
Man on the Bridge
Pre-Incan Caper
Murder Is Where You Find It
Ship Shakedown
Robot Client
Nick and Nora visit the inventor of a robot. They wonder if the mechanical man might have been the instrument for murder.
The Mystery of the Missing Murders
Double Jeopardy
Bookworms
Jittery Juror
A murder-trial jury finds a man guilty and pronounces the death sentence. The man threatens that he will return as a ghost and kill every member of the jury. Later, after the mysterious death of three of these jurors, Nick and Nora start investigating.
The Departed Doctor
The Tennis Champ
The Delinquent
The Painted Witnesses
The Saucer People
The Carstadt Man
The Art of Murder
Kappa Kappa Kaper
The Valley Forger
The Screaming Doll