|The Loneliness of the Long Distance Walker|
|Series 2, Episode 3|
|Air Date||15th March 1969|
|Written by||Jimmy Perry & David Croft|
|Original Audience Figures||11.3 Million|
|Previous episode||The Battle of Godfrey's Cottage|
|Next episode||Sgt. Wilson's Little Secret|
|List of episodes|
When Walker is called up, he applies to the Military Service Hardship Committee, who reject him on the grounds that he doesn't keep books for his business. After Jones' attempts to sabotage his medical test fail, he is invalided out because he's allergic to corned beef.
- This episode is currently missing from the BBC's television archives after they wiped them so they could reuse the tapes, this is one of three Dad's Army episodes that are still missing from the archives; the other two are A Stripe for Frazer and Under Fire. The radio version still exists.