Carry On Teacher

A venerable, long-serving headmaster who has been at the school for 20 years. He aims to secure the post at a brand-new school and enlists his staff to help during the Ministry Inspector's visit. He is deeply loved by the pupils, who scheme to keep him from leaving, and he ultimately chooses to stay for the next term, valuing the bond with his students and staff.

A noted child psychiatrist who accompanies Miss Wheeler for the inspection. He develops affection for Sarah Allcock and helps Wakefield navigate the inspector's visit. His clever, optimistic approach ultimately influences the staff-student dynamics and adds a romantic undercurrent to the plot.

The gym mistress who shares mutual attraction with Grigg. Her warmth and charm help soften tensions during the inspector's visit, and she plays a key role in smoothing the staff-pupil encounter. She embodies both professionalism and a gentle, human side within the school community.

The nervous but charming science master who is coerced into making advances toward Miss Wheeler to win her over. He grapples with ethical boundaries, eventually mustering the courage to declare his feelings, which becomes pivotal to the staff's dynamic and the plot's direction.

The Ministry of Education Inspector who visits the school. She initially reacts with disgust to the pupils' behavior but softens as Adams' class reveals genuine progress. She ultimately contemplates reporting on staff-pupil relationships in a way that impacts the school's future.

The English master who, along with the rest of the faculty, participates in the weekly routines and the inspector's visit. He contributes to the school's dynamic through classroom leadership and steady presence amid the students' schemes.

The maths teacher who forms part of the staff ensemble. She adds to the classroom atmosphere with her wit and practical approach to discipline and learning.

The music teacher whose presence contributes to the school's cultural life and the overall comic tone. He helps round out the staff's collaborative dynamic during the inspector's visit.