Yes, Prime Minister1986

Sir Frank Gordon:
But let's be clear about this, Humphrey. The entire system hinges on you as Cabinet Secretary controlling the PM and on me as Permanent Secretary at the Treasury controlling the Chancellor. Right?

Sir Humphrey Appleby:
Right.

Sir Frank Gordon:
And on both of us keeping an agreeable tension between them, mistrust, hostility.

Sir Humphrey Appleby:
Mind you, I think they'd manage that all right even without us. The Chancellor will never forgive the Prime Minister for beating him to Number 10 and the Prime Minister will never trust the Chancellor. After all, one never trusts anyone one has deceived.