Do I need to watch earlier episodes before “Lies and Secrets”?

Watching earlier episodes in season 4 helps you follow the plot and character arcs leading into this episode.

Watch The Secret World of Alex Mack Season 4 Episode 16 Online

Q: Where can I watch “The Secret World of Alex Mack” Season 4 Episode 16 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

“Lies and Secrets” — Watch "The Secret World of Alex Mack" Season 4 Episode 16 online in HD for free. Check streaming providers, cast, and episode details.

Nov 25, 1997 Season 4 Episode 16 24 min TV-PG

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The Secret World of Alex Mack Season 4

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Season 4 Episode 16 — Aired on Nov 25, 1997 • runs about 24 minutes.

Notable cast/guest names in this episode include Larisa Oleynik, Meredith Bishop, Darris Love, Michael Blakley.

This page includes 1 official still(s) (when available) plus legal availability links.

Looking for “watch The Secret World of Alex Mack Season 4 Episode 16 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

When Hunter finds out about the GC-161 accident he starts searching for the GC-161 kid in order to expose the plant and uncover the truth about his father's disappearance.