Whispers of a strange scientific chamber lure Holmes into one of his most unsettling investigations.

Hidden behind respectable façades lies an experiment rumored to push the boundaries of the possible—an experiment that may cost lives. As Holmes and Watson venture deeper into the Paradol Chamber, they face a mystery where curiosity and peril walk hand in hand.

Originally aired: 1945

Cast: Basil Rathbone & Nigel Bruce

Music: “Moonlit Waltz,” licensed for use from RoyaltyFreeMusicLibrary.com.

Follow The Baker Street Radio Vault for restored golden-age mysteries every week.

A baffling crime scene leaves behind everything except the one thing that should be impossible to remove: the bloodstains.

In this memorable case, Holmes must unravel how vital evidence could vanish so completely. The deeper he digs, the more unsettling the implications become—proving once again that the absence of a clue can be the most revealing clue of all.

Originally aired: 1945

Cast: Basil Rathbone & Nigel Bruce

Music: “Moonlit Waltz,” licensed for use from RoyaltyFreeMusicLibrary.com.

Follow The Baker Street Radio Vault for restored golden-age mysteries every week.

A strange figure from the world of music steps into Holmes’s orbit—an eccentric trainer whose sweet-voiced birds may be carrying secrets more dangerous than their songs.

What begins as a harmless curiosity spirals quickly into deception and peril, proving once again that even the lightest melodies can mask a darker truth.

Originally aired: 1946

Cast: Basil Rathbone & Nigel Bruce

Music: “Moonlit Waltz,” licensed for use from RoyaltyFreeMusicLibrary.com.

Follow The Baker Street Radio Vault for restored golden-age mysteries every week.