A Promise to Helene

Name: A Promise to Helene
Genre: Talk & Interview, Business, News, Documentary, Events & Specials
Released: October 16, 2020

Dateline NBC: Season 29: Episode 7

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Episode Details & Credits

NBC | CHCH | Air Date: October 16, 2020

Summary: When college student Helene Pruszynski is found murdered, her case remains cold for nearly 40 years until a new detective uses an innovative method to catch the killer. Josh Mankiewicz reports.

Genre(s): Talk & Interview, Business, News, Documentary, Events & Specials

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Season 29 Episodes

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S29:E48. What Happened to Amy?
Air Date: September 17, 2021
tbd
S29:E47. The Secrets of Spirit Lake
Air Date: August 27, 2021
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S29:E46. House of Horrors
Air Date: July 9, 2021

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Seasons & Episodes

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Series Overview
Season 29

tbd
- Season 29 Overview
  Air Date: September 21, 2020
- tbd
  S29:E48. What Happened to Amy?
  Air Date: September 17, 2021
- tbd
  S29:E47. The Secrets of Spirit Lake
  Air Date: August 27, 2021
- tbd
  S29:E46. House of Horrors
  Air Date: July 9, 2021
- tbd
  S29:E45. Breakout
  Air Date: June 11, 2021
- tbd
  S29:E44. Secrets in the Smoky Mountains
  Air Date: May 28, 2021
- tbd
  S29:E43. Secrets by the Bay
  Air Date: May 21, 2021
- tbd
  S29:E42. A Wanted Man
  Air Date: May 14, 2021
- tbd
  S29:E41. Window of Opportunity
  Air Date: May 7, 2021
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  S29:E40. A Killer Role
  Air Date: April 30, 2021
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  S29:E39. The Necklace
  Air Date: April 23, 2021
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  S29:E38. The Phone Call
  Air Date: April 16, 2021
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  S29:E37. Sex, Lies & Murder
  Air Date: April 9, 2021
- tbd
  S29:E36. Burning Suspicion
  Air Date: April 2, 2021
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  S29:E35. Mommy Doomsday
  Air Date: March 26, 2021
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  S29:E34. The Waiting Car
  Air Date: March 25, 2021
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  S29:E33. The Woman with No Name
  Air Date: March 4, 2021
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  S29:E32. The Life She Wanted
  Air Date: March 12, 2021
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  S29:E31. Return to the Landing
  Air Date: March 4, 2021
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  S29:E30. Collateral Damage
  Air Date: February 26, 2021
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  S29:E29. The Monster at Large
  Air Date: February 12, 2021
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  S29:E28. Broken Circle
  Air Date: February 11, 2021
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  S29:E27. Death of a Hometown Hero
  Air Date: February 5, 2021
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  S29:E26. Shannon's Story
  Air Date: February 4, 2021
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  S29:E25. The Woman at the Bar
  Air Date: January 29, 2021
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  S29:E24. Lauren's Promise
  Air Date: January 28, 2021
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  S29:E23. Night of the Summer Solstice
  Air Date: January 22, 2021
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  S29:E22. The Grudge
  Air Date: January 21, 2021
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  S29:E21. Open Water
  Air Date: January 8, 2021
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  S29:E20. Journey for Justice
  Air Date: January 7, 2021
- tbd
  S29:E19. Open Water
  Air Date: January 8, 2021
- tbd
  S29:E19. The Betrayal of Sarah Stern
  Air Date: January 1, 2021
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  S29:E18. Journey for Justice
  Air Date: January 7, 2021
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  S29:E18. The Life and Death of Princess Diana
  Air Date: December 18, 2020
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  S29:E17. The Betrayal of Sarah Stern
  Air Date: January 1, 2021
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  S29:E17. The Eastlake Conspiracy
  Air Date: December 18, 2020
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  S29:E16. The Life and Death of Princess Diana
  Air Date: December 18, 2020
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  S29:E16. Into the Night
  Air Date: December 11, 2020
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  S29:E15. The Eastlake Conspiracy
  Air Date: December 17, 2020
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  S29:E15. Far From Spider Lake
  Air Date: December 4, 2020
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  S29:E14. Into the Night
  Air Date: December 11, 2020
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  S29:E14. Race for a Vaccine
  Air Date: December 3, 2020
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  S29:E13. Far From Spider Lake
  Air Date: December 4, 2020
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  S29:E13. Point Blank
  Air Date: November 20, 2020
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  S29:E12. Race for a Vaccine
  Air Date: December 3, 2020
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  S29:E12. Voices for Vanessa
  Air Date: November 19, 2020
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  S29:E11. The Officer's Wife
  Air Date: November 27, 2020
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  S29:E11. 10 Minutes to Sunset
  Air Date: November 13, 2020
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  S29:E10. Point Blank
  Air Date: November 20, 2020
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  S29:E10. Hope Whispers
  Air Date: October 30, 2020
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  S29:E9. Voices for Vanessa
  Air Date: November 19, 2020
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  S29:E9. Return to Shalimar Way
  Air Date: October 29, 2020
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  S29:E8. Even the Devil Went to Church
  Air Date: October 22, 2020
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  S29:E7. A Promise to Helene
  Air Date: October 16, 2020
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  S29:E6. The Client: A New Look
  Air Date: October 15, 2020
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  S29:E5. What Happened to Don Lewis
  Air Date: October 12, 2020
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  S29:E4. The Dead of Night
  Air Date: October 9, 2020
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  S29:E3. Lone Star Obsession
  Air Date: October 8, 2020
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  S29:E2. Left for Dead
  Air Date: September 24, 2020
- tbd
  S29:E1. Trouble at the 7-11 Ranch
  Air Date: September 21, 2020
- tbd
  S29:E1. Trouble at the 7-11 Ranch
  Air Date: September 21, 2020
Season 28

tbd
- Season 28 Overview
  Air Date: September 27, 2019
Season 27

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  Air Date: September 28, 2018
Season 26

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  Air Date: September 29, 2017
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  Air Date: September 23, 2016
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  Air Date: September 25, 2015
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  Air Date: September 26, 2014
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  Air Date: September 27, 2013
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  Air Date: September 28, 2012
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  Air Date: September 23, 2011
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  Air Date: September 24, 2010
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  Air Date: September 24, 2010
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  Air Date: September 18, 2009
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  Air Date: September 18, 2009
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  Air Date: December 5, 2008
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- Season 17 Overview
  Air Date: December 5, 2008
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- Season 16 Overview
  Air Date: August 20, 2007
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- Season 15 Overview
  Air Date: December 21, 2007
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- Season 14 Overview
  Air Date: May 26, 2006
Season 13

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- Season 13 Overview
  Air Date: September 30, 2005
Season 12

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- Season 12 Overview
  Air Date: February 29, 2004
Season 11

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- Season 11 Overview
  Air Date: April 7, 1992
Season 8

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- Season 8 Overview
  Air Date: October 16, 2021
Season 7

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- Season 7 Overview
  Air Date: March 20, 2021
Season 4

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- Season 4 Overview
  Air Date: May 28, 2015
Season 3

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- Season 3 Overview
  Air Date: September 23, 2016
Season 1

tbd
- Season 1 Overview
  Air Date: April 14, 1992
Season 1

tbd
- Season 1 Overview
  Air Date: April 7, 1992
Season 1

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- Season 1 Overview
  Air Date: June 26, 2015