Detective Helen Brock — Character Guide

Character Overview

About Detective Helen Brock

Detective Helen Brock is a main cast character in Tracker. Portrayed by Diana Maria Riva, the character appears in 24 episodes across 3 seasons. First seen in S1E9, “Aurora”, and last seen in S3E22, “The Best Ones”.

Recorded story beats:

In S2E15, “The Grey Goose” — Diana Maria Riva and Christina Arcand deliver strong supporting performances.

Story Role

Role in the Story

supporting

Portrayed By

Actors Who Play Detective Helen Brock

Diana Maria Riva — Primary

Media

Photos & Videos

No character media available yet. Photos and videos will be added in a later update.

Sources

About This Profile

Official references count: 0
Public references count: 1

Character Importance

Role Significance

Billing: Top-billed main character
Role: main cast
Shows: Tracker
Seasons: 3
Episodes: 24

Episode Timeline

Appearance Timeline

Season 1

E9 — Aurora (Apr 21, 2024)

Season 2

E15 — The Grey Goose (Mar 30, 2025)

Season 3

E1 — The Process (Oct 19, 2025)
E2 — Leverage (Oct 26, 2025)
E3 — First Fire (Nov 2, 2025)
E4 — No Man's Land (Nov 9, 2025)
E5 — The Old Ways (Nov 16, 2025)
E6 — Angel (Nov 23, 2025)
E7 — Eat the Rich (Nov 30, 2025)
E8 — Eurydice (Dec 7, 2025)
E9 — Good Trouble (Dec 14, 2025)
E10 — The Fallout (Mar 1, 2026)
E11 — To the Bone (Mar 8, 2026)
E12 — Do No Harm (Mar 15, 2026)
E13 — Breakaway (Mar 22, 2026)
E14 — The Field Trip (Mar 29, 2026)
E15 — No Good Deed (Apr 5, 2026)
E16 — Struck (Apr 12, 2026)
E17 — Daughters (Apr 19, 2026)
E18 — Alaskan Wild (Apr 26, 2026)
E19 — Chain of Custody (May 3, 2026)
E20 — Reclamation (May 10, 2026)
E21 — Chrono Stasis (May 17, 2026)
E22 — The Best Ones (May 24, 2026)

Shows & Episodes

Appearances

Tracker

Season 1 · 1 Episode Cast Played by Diana Maria Riva Role: Guest Star

E9AuroraApr 21, 2024

Tracker

Season 2 · 1 Episode Cast Played by Diana Maria Riva Role: Guest Star

E15The Grey GooseMar 30, 2025