Stanley Unwin worked four days The role played by Terence Longdon was originally intended for Leslie Phillips. However Phillips, complaining of typecasting, withdrew, and the part was drastically cut, before being recast. Hattie Jacques had left the filming at an early stage due to illness. Her role was shared between Joan Sims and Shirley Eaton. However Jacques was able to film a much smaller part, in the hospital scene.