Dad's Army - Season 6 - Eps 1: The Deadly Attachment
The platoon finally get to grips with the enemy when they have to guard some Nazi Submariners but the Germans turn the tables on Mainwaring and try to escape but somehow Jones ends up with a grenade down his trousers
About Dad's Army

Title: Dad's Army
First Air Date: 1968-07-31
Last Air Date: 1977-11-13
Status: Ended
Rating: 7.4/10 (from 72 votes)
Language: EN
Seasons: 10
Total Episodes: 77
Network: BBC One
Genres: Comedy
Production Companies: BBC
Synopsis
Introducing the Walmington-On-Sea home guard. During WW2, in a fictional British seaside town, a ragtag group of Home Guard local defense volunteers prepare for an imminent German invasion.
Cast

Arthur Lowe
Captain George Mainwaring

John Le Mesurier
Sergeant Arthur Wilson

Clive Dunn
Lance-Corporal Jack Jones

John Laurie
Private James Frazer

Arnold Ridley
Private Charles Godfrey

Ian Lavender
Private Frank Pike

Bill Pertwee
ARP Warden Bert Hodges

Edward Sinclair
Maurice Yeatman

Colin Bean
Private Sponge

Frank Williams
Reverend Timothy Farthing