This Is the Zodiac Speaking

S1 · E1 — We Called Him Mr. Allen

Up next·S1 E2

Are You the Zodiac?

Allen and the Seawaters lose touch after a trip to a college town, where a student is found slain. Years later, their ailing mentor reveals a dark secret.

Continue the story

Episodes

Season

Now playing

We Called Him Mr. AllenE1 · 49 min

The Seawaters reflect on a beloved teacher who entered their lives in 1961. As the Zodiac Killer's reign of terror unfolds, a shocking suspect emerges.

Are You the Zodiac?E2 · 45 min

Allen and the Seawaters lose touch after a trip to a college town, where a student is found slain. Years later, their ailing mentor reveals a dark secret.

Box of SecretsE3 · 42 min

As the siblings grapple with the true nature of their mother's bond with Allen, a peculiar gift and a box of clues bring them closer to the truth.

This Is the Zodiac Speaking

S1 · E1 — We Called Him Mr. Allen

Up next·S1 E2

Are You the Zodiac?

Allen and the Seawaters lose touch after a trip to a college town, where a student is found slain. Years later, their ailing mentor reveals a dark secret.

Continue the story

Episodes

Season

Now playing

We Called Him Mr. AllenE1 · 49 min

The Seawaters reflect on a beloved teacher who entered their lives in 1961. As the Zodiac Killer's reign of terror unfolds, a shocking suspect emerges.

Are You the Zodiac?E2 · 45 min

Allen and the Seawaters lose touch after a trip to a college town, where a student is found slain. Years later, their ailing mentor reveals a dark secret.

Box of SecretsE3 · 42 min

As the siblings grapple with the true nature of their mother's bond with Allen, a peculiar gift and a box of clues bring them closer to the truth.