Season 1 Plot
In Ashbourne Falls, Harold hides in plain sight, a quiet man with a dark compulsion to kill. Mabel, a disgraced nurse, moves through life with a dark secret. Starring Stephanie Harlowe, this is the story of two killers destined to collide.
Serial Season 1 aired on September 21st, 2024.
Season 1 Episodes
1. Harold and Mabel
A quiet loner stalks new prey as a nurse's firing sends her spiraling toward a violent breaking point.
2. Masks We Wore
On Halloween, Harold meets a former classmate. Mabel's care trouble stirs buried childhood trauma.
3. Harold's Mom
Harold seeks love but unleashes darkness. Mabel seeks shelter in Uncle Tony's garage, but he has other plans.
4. When Harold Met Mabel
A strange errand, an eerie accident, and a caretaker with secrets. Harold finds peace comes with a price.
5. Merry Christmas Harold and Mabel (Holiday Special)
Harold's Santa gig ends early, until Mabel quietly clears the way for his return.
6. Whispers In The Water
Mabel and Harold form a bond as a body is found, and a social worker comes snooping.
7. My Name Is Harold
Harold's new job brings trouble as memories haunt him, while Mabel faces a dangerous situation at home.
8. Harold the Hare
Harold's Easter Bunny gig leads to police questions, while Mabel reveals shocking truths about her past.
9. Shut up and Dance
Detective Kershaw closes in as Harold and Mabel confront a dark past that only deepens their twisted bond.
10. A Night To Remember
Mabel makes a move, but Harold's clueless, until trouble strikes and Aunt Gertrude stirs the pot.
11. The Triangle of Death
Harold struggles with guilt over the jogger, while Mabel faces a threat from a doctor about her past.
12. Carving Season (Holiday Special)
A carved pumpkin at work brings Harold face to face with the legend Mabel warned him about: The Carver.
