Complex sentence: Langenkamp was cast along with Johnny Depp, in his feature film debut, played Nancy Thompson's boyfriend, Glen Lantz, and veteran film actor John Saxon who played Nancy's father, police lieutenant Donald Thompson.
Split into simpler sentences: Langenkamp was cast along with Johnny Depp in his feature film debut as Nancy Thompson's boyfriend, Glen Lantz. Veteran film actor John Saxon played Nancy's father, police lieutenant Donald Thompson.