How many movies have John Mills and Lionel Jeffries acted in together?

They have worked on 6 movies together! Their first movie together was The Colditz Story (1955) while their highest rated movie together was The Truth About Spring (1965). They have not worked together since Ending Up (1989). They are most known for their drama films together.

Role
Cpl Tubby Binns
Role
Colonel (Medical Officer)
Role
Dr. Howard Latimer
Role
Geoffrey Windsor