Complex sentence: It is also mentioned that Will Hay films can be difficult to see today, the only way to see his films is on DVD, Rinaldi mentiones that he knows about Hay because he used to see his films on Saturday Morning in the 1970s.
Split into simpler sentences: It is also mentioned that Will Hay films can be difficult to see today. Rinaldi mentions that he knows about Hay because he used to see his films on Saturday morning in the 1970s.