It sounds a very simple thing to praise Miracle Day for, but it's something that many, many shows get wrong.
This was the first direct reference to the Doctor in Miracle Day.
As with the third, the fourth series was given its own title: Torchwood: Miracle Day.
The fourth series, Miracle Day, features an expanded cast of eight.
She was also the main costume designer for Torchwood: Miracle Day.
Gwen's investigations after Miracle Day are depicted in 2012 audio books.
Miracle Day depicts the effects of an event which halts the process of death worldwide.
Jilly is involved in the commercial side of Miracle Day, and provides commentary on how global events are often "spun for profit".
Last year, the same philanthropic effort, known as Miracle Day, generated $16 million worldwide.
Wall Street has learned that Miracle Day is painless philanthropy, too.