Complex sentence: As a character actor in motion pictures, he appeared in the 1970 blockbuster film "Love Story" following which he acted in the television soap opera "The Guiding Light" for the 1970--71 season.
Split into simpler sentences: As a character actor in motion pictures, he appeared in the 1970 blockbuster film "Love Story". He also acted in the television soap opera "The Guiding Light" for the 1970--71 season.