Secret Army - Season 1 - Eps 15: Suspicions
Following up a lead in their continuing investigations to crack the evasion lines, Kessler and Brandt examine the details of a recent murder case in France with Curtis, in his cover as a travelling salesman, as their prime suspect. Believing Curtis to be part of the resistance, Brandt and Kessler visit the Candide and take him away for questioning. With their efforts to help evaders becoming more and more dangerous and difficult, Albert and Lisa fear the worst, as the Germans strike right at the heart of Lifeline.
About Secret Army

Title: Secret Army
First Air Date: 1977-09-07
Last Air Date: 1979-12-22
Status: Ended
Rating: 7.455/10 (from 11 votes)
Language: EN
Seasons: 4
Total Episodes: 43
Network: BBC One
Genres: Drama, War & Politics
Production Companies: BBC, Belgische Radio en Televisie
Synopsis
World War II drama about covert organisation Lifeline helping allied airmen escape after being shot down in occupied Europe, working with the Resistance and hiding from the Gestapo.
Cast

Bernard Hepton
Albert Foiret

Angela Richards
Monique Duchamps

Clifford Rose
Sturmbannführer Ludwig Kessler

Juliet Hammond-Hill
Natalie Chantrens