"Gotham" season finale, Monday 8 p.m. ET, Fox Fox "Penny Dreadful" season premiere, Sunday 10 p.m., Showtime showtime "David Letterman: A Life on Television," Monday 9:30 p.m., CBS "Big Bang Theory" season finale, Thursday 8 p.m., CBS CBS "Last Man on Earth" season finale, Sunday 9:30 p.m., Fox Ray Mickshaw/FOX "Secrets and Lies" season finale, Sunday 9 p.m., ABC ABC "New GIrl" season finale, Tuesday 9 p.m., Fox Fox "Saturday Night Live," Saturday, May 9, 11:29 p.m., NBC Dimitrios Kambouris/Getty Images Prev Next
