Where can I watch “Dragnet” Season 4 Episode 22 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).

Do I need to watch earlier episodes before “D.H.Q. - Night School”?

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

Watch Dragnet Season 4 Episode 22 Online

“D.H.Q. - Night School” — Watch "Dragnet" Season 4 Episode 22 online in HD for free. Check streaming providers, cast, and episode details.

Mar 19, 1970 Season 4 Episode 22 30 min TV-14

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Dragnet Season 4

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Season 4 Episode 22 — Aired on Mar 19, 1970 • runs about 30 minutes.

Directed by Jack Webb.

Notable cast/guest names in this episode include Jack Webb, Harry Morgan.

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

Looking for “watch Dragnet Season 4 Episode 22 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Joe is enrolled in night school and busts a classmate for possession of marijuana. The professor threatens to give Joe an F for the bust. He puts removing Joe up for a vote by the class. An unexpected classmate comes to Joe's aid.