Summary
The Enterprise seek out a historical researcher and discover he has contaminated a culture, rendering it into a near-duplicate of Nazi Germany.
Guest stars
Bart La Rue,
Chuck Courtney,
David Brian,
Ed McCready,
Gilbert Green,
Patrick Horgan,
Paul Baxley,
Peter Canon,
Ralph Maurer,
Richard Evans,
Skip Homeier,
Valora Noland,
William Blackburn,
William Wintersole