Broadcast Outage: We're investigating a broadcast transmission failure affecting the San Luis Valley from Antonito in the south to Salida in the north. We're working to resolve this issue. You can stream our live broadcast HERE or via the RMPBS+ App.

Stream live and on-demand content now on our new app:
RMPBS+

Help tell more stories in 2026 - make a year-end gift!

Give Now
Agatha Christie's Marple show's poster
DramaGB
TV-14
Agatha Christie's Marple

By the Pricking of My Thumbs

This detective drama features Agatha Christie's unassuming amateur sleuth as she solves a series of murders.

RMPBS Passport

Please log in to your PBS Passport account to watch this video

Become a Member

By the Pricking of My Thumbs

Series 2 Episode 3 | 93m 3s | CC

When Tommy and Tuppence visit an elderly aunt in her nursing home, Tuppence is concerned by some odd behavior of the staff and residents. Later, when Tuppence hears about Aunt Ada's sudden death and the disappearance of her aunt's friend Mrs. Lancaster, she realizes her concerns were right. Tuppence meets Miss Marple and together they follow a path of clues.

Subscribe to Our Newsletters

Get trusted Colorado stories, programs, and events from Rocky Mountain PBS straight to your inbox.

Set Your Preferences >