TORONTO — Specialty channel Showcase, a Corus Entertainment network, unveiled its fall lineup today, which includes five new series as well as new seasons of returning shows. Corus also announced Showcase will be available on free preview nationwide throughout October. The first of the new series to premiere on Showcase this fall is Dr. Death, a Peacock Original series based on Wondery’s hit podcast of the same name, which stars Joshua Jackson as Dr. Christopher Duntsch, a seemingly brilliant surgeon whose patients start leaving his operating room either permanently maimed or dead. The series also stars Alec Baldwin as neurosurgeon...