George Fenneman series, and then with John Stephenson when Dragnet returned to TV in 1967. It was Fenneman's voice which announced, "The story you are about to see is true. The names have been changed to protect the innocent." while Stephenson would be heard at the end of the episode describing the court trials and verdicts. He was the principal commercial announcer for the radio version of "Gunsmoke", and frequently introduced "Matt Dillon" (William Conrad) after the episode to extoll the virtues of L&M or Chesterfield cigarettes. He appeared on screen in the 1951 film "The Thing from Another World" and the
Gunsmoke him by legendary actor James Stewart: "Jimmy said he was in the office with Charles Warren when Mr. Wayne came in. Mr. Warren asked Wayne if he knew James Arness, and Mr. Wayne said yes. Mr. Warren told Mr. Wayne about the transition of the show from radio to TV, and Mr. Wayne readily agreed that James Arness would be a terrific choice for the part of Matt Dillon. I have no reason to doubt the story, because Jimmy absolutely knew everybody." In the end, the primary roles were all recast, with Arness taking the lead role of Marshal Matt