How many movies have Bill Angelos and Buz Kohan collaborated on?

They have worked on 4 movies together! Their first movie together was Ann-Margret: From Hollywood with Love (1969) while their highest rated movie together was Bing Crosby and the Sounds of Christmas (1971). They have not worked together since Bing Crosby's Sun Valley Christmas Show (1973). They are most known for their tv movie films together.