Holbrook, who died Jan. 23, won a Tony Award for his portrayal of Twain on Broadway. He also played Deep Throat in the film, All the President's Men. Originally broadcast in 2009.
The Lady and the Dale is a new HBO documentary miniseries co-directed by Nick Cammilleri and Zackary Drucker. It's about a female automobile executive who took on the Detroit automakers and tried to market a gas-efficient car in the 1970s, at the height of the oil crisis.