Hallmark Mystery invites viewers to play detective in a lighthearted mystery featuring captivating and fun whodunits filled with exciting moments, likeable characters, and romantic twists.

Hallmark Mystery

When Dahlia's boyfriend is found dead, advice columnist Nelly joins Detective Hogan to help find the killer. However, as suspicions creep in, Dahlia becomes the prime suspect.

Nelly Knows Mysteries

A Fatal Engagement

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An advice columnist and a detective search for a killer.

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S1 E1 | A Fatal Engagement