--- On the 100th anniversary of the collision with an iceberg that sank the Titanic, ABC airs a new fictionalized "Titanic" miniseries at 8 p.m. Saturday. For a non-fictionalized look at the disaster, watch "Titanic at 100: Mystery Solved" at 8 p.m. Sunday on the History Channel.

--- "Masterpiece Classic" airs "The Mystery of Edwin Drood," a new adaptation of the classic Charles Dickens murder mystery, at 9 p.m. Sunday on WITF.