How many movies have Marilu Henner and Trudi Thorwaldson collaborated on?

They have worked on 18 movies together! Their first movie together was A Bone to Pick: An Aurora Teagarden Mystery (2015) while their highest rated movie together was Aurora Teagarden Mysteries: A Game of Cat and Mouse (2019). They have not worked together since Aurora Teagarden Mysteries: Haunted By Murder (2022). They are most known for their mystery films together.