Perfect Understanding is a 1933 British comedy film directed by Cyril Gardner and starring Laurence Olivier, Gloria Swanson and John Halliday.

Judy and Nicholas Randall are a newly married couple who agree to a marriage based on "perfect understanding."

Judy chooses to go back to London to decorate their home but insists that Nicholas spend time with their friends.

When Judy returns from walking the streets she leaves a letter for Ivan, thanking him for his love.

Afterward, Nicholas tells Judy he believes her and the couple promise to make amends and create a new life together.