George is an unwilling civilian during the war. When an enlisted friend switches clothes with him in order to go to a party, George finds himself mistakenly pressed into the navy, where he gets involved with pretty Ann Firth and caught up in a subplot involving German spies.
| Actor | Role |
|---|---|
 George FormbyGeorge Blake | George Blake |
 Anne FirthPat | Pat |
 Reginald PurdellBirdie Edwards | Birdie Edwards |
 Peter Murray-HillShapley | Shapley |
 Manning WhileyChurch | Church |
| HHugh DempsterWhite | White |
 Dennis WyndhamBlack | Black |
 Charles FarrellJim Bennett | Jim Bennett |
 Eliot MakehamJohnson | Johnson |
 Peter GawthorneAdm. Sir William Coltham | Adm. Sir William Coltham |
 Jane WelshRita | Rita |
| GGeorge SpenceSailor in Marching Contingent (uncredited) | Sailor in Marching Contingent (uncredited) |