Simplify the following text for a Grade 6 native English-speaking person.
Original: Wooley played the uncredited role of Private Jessup in Distant Drums , and was one of the few actors assembled for the recording of additional vocal elements for the film .
Simplified: Wooley played the uncredited role of Private Jessup in Distant Drums . He was one of the few actors used for the recording of more vocal parts for the movie .