Hidden Tracks

Before he dies, Doctor Eric Lang leaves a final message on a portion of tape that is discovered later, revealing that should his creation the monster Adam die the vampire curse will return to Barnabas Collins. (DS) Before he dies, Waldo the Myna bird leaves a final message on a portion of tape that is discovered later, revealing that he can speak not only the name "Laura" but also that he can speak the phrases "Leo no!" and "Hurting me!". (TP) Both revelations are crucial plot elements of each series.