Question: The Wrecking Crew, released in December, 1968, and starring Dean Martin, an American singer, actor, comedian, and film producer, Martin was nicknamed what, for his seemingly effortless charisma and self-assurance?
Sentence (from "The Wrecking Crew (1968 film)"): The Wrecking Crew, released in December, 1968, and starring Dean Martin, Elke Sommer, Nancy Kwan, Tina Louise, and Sharon Tate, is the fourth and final film in a series of American comedy-spy-fi theatrical releases featuring Martin as secret agent Matt Helm.
Relevant evidence: Yes