Where can I watch “Solo für O.N.C.E.L.” Season 4 Episode 1 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).

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

Watch Solo für O.N.C.E.L. Season 4 Episode 1 Online

“Der Verrat” — Watch "Solo für O.N.C.E.L." Season 4 Episode 1 online in HD for free. Check streaming providers, cast, and episode details.

Sep 11, 1967 Season 4 Episode 1 PG

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Solo für O.N.C.E.L. Season 4

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Season 4 Episode 1 — Aired on Sep 11, 1967.

Directed by Sutton Roley.

Written by Robert E. Thompson.

Notable cast/guest names in this episode include Robert Vaughn, David McCallum, Leo G. Carroll, Barbara Moore.

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

Looking for “watch Solo für O.N.C.E.L. Season 4 Episode 1 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Im Berliner U.N.C.L.E.-Hauptquartier wird Mitarbeiter Heinz Neumann von Napoleon tot aufgefunden. Dadurch erhärtet sich der Verdacht, dass es einen Doppelagenten in der Zentrale gibt. Illya soll Napoleon bei der Entlarvung der Spions unterstützen.