Which Beatle was in each of these movies?

On MeTV

On MeTV Now:

M*A*S*H

Dear Sigmund

Sidney Freedman, feeling depressed, visits the 4077th to observe how they fare under the pressures of war. He begins a letter to Sigmund Freud as a form of self-therapy, and releases his tension in the form of a practical joke with B.J., aimed at Frank Burns.

Up Next:

7:30PM M*A*S*H

8:00PM The Andy Griffith Show