Helstrom (2020)

Name: Helstrom
Genre: Action, Adventure, Drama
Rating: 6.7
Cast: Tom Austen, Sydney Lemmon, Elizabeth Marvel, Robert Wisdom, June Carryl

Action · Adventure · Drama

Daimon and Ana Helstrom are the son and daughter of a mysterious and powerful serial killer. The siblings have a complicated dynamic as they track down the terrorizing worst of humanity — each with their attitude and skills.

IMDb rating: 6.7 (11,441 votes)
Seasons: 1
Streaming (US): Hulu
Language: EN
Type: TV series

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Ratings refreshed Aug 19, 2026 · 1 season indexed

Cast

Tom Austen Daimon Helstrom
Sydney Lemmon Ana Helstrom
Elizabeth Marvel Victoria Helstrom
Robert Wisdom Henry / Caretaker
June Carryl Louise Hastings
Ariana Guerra Gabriella Rosetti

Seasons

Season 1 (2020)

7.05 avg 10 episodes 7.1 → 6.9 50 min avg

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	Mother's Little Helpers	7.1	799
2	Viaticum	7.1	678
3	The One Who Got Away	7.1	635
4	Containment	7.1	603
5	Committed	7.0	584
6	Leviathan	7.2	581
7	Scars	7.0	551
8	Underneath	7.0	544
9	Vessels	7.0	533
10	Hell Storm	6.9	578