How many movies have Henry O'Neill and Patricia Ellis acted in together?

They have worked on 8 movies together! Their first movie together was The World Changes (1933) while their highest rated movie together was While the Patient Slept (1935). They have not worked together since Boulder Dam (1936).

Role
District Attorney C. Manchester
Role
Margie Florence Clune
Role
Elihu Dimuck
Role
March Federie, Richard's Granddaughter
Role
Orin Nordholm Sr.
Role
Natalie Clifton Nordholm