Episode 1
The Two Christinas
44m
A filmmaker joins the search for a missing girl in a race against time.
Where to watch Relentless
TV series
Relentless
20211 season7.3 / 10
Christina Fontana follows a family searching for their missing daughter.
Streaming, rental and purchase options
Where to watch in United States
Checked Jul 22, 2026
Relentless is available to stream on Discovery+, HBO (Via Hulu), HBO Max, Philo, and Spectrum On Demand in United States. Use the direct links below to open the provider.
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Synopsis
Christina Fontana follows a family searching for their missing daughter.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Fool Me Twice
44m
Fontana gets closer to Cindy to try to find out what she might be hiding.
Where to watch Relentless
Episode 3
Paradise Lost
44m
Fontana unearths Hannibal’s secrets and confronts a dangerous suspect.
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Episode 4
People Die Around Here
44m
Fontana shifts her focus to a new lead: the head of an organized crime group who may hold the key to Christina Whittaker's whereabouts. When a rogue search turns up possible evidence, Fontana isn't sure who she can trust - especially when shocking allegations about local law enforcement come to light.
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Episode 5
The Devil and The Angel
44m
Fontana looks for answers after police do not pursue leads she has shared with them. Meanwhile, Fontana discovers dark truths about Christina Whittaker's past as she digs deeper into the family. Then, a devastating event blindsides everyone.
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Episode 6
Complete Mindf***
44mfinale
Fontana attempts to process the shocking loss of her friend. While in Hannibal, she must confront rumors about Christina Whittaker's family that can no longer be swept aside. The most promising lead yet sends Fontana to one more dig, but will she uncover the truth about what really happened to Christina Whittaker?
Where to watch RelentlessEpisode information updated Jul 24, 2026
More about Relentless
Cast
Christina FontanaSelf - Host, Filmmaker
Production details
- Status
- Ended
- Series type
- Miniseries
- Episodes
- 6
- Original language
- English
Networks & production
discovery+United States
Blumhouse TelevisionUnited States
Stick Figure ProductionsUnited States
Themes
missing persontrue crime
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