Dwight Caldwell Passport to Alcatraz The Thirteenth Hour The Return of the Whistler Voice of the Whistler Mysterious Intruder The Secret of the Whistler Key Witness Trapped by Boston Blackie The Strange Case of Dr. Meade White Goddess The Monster and the Ape The Valley of Vanishing Men The Big Night The Unknown Ranger Rio Grande Ranger Ranger Courage Western Courage Lawless Riders The Cattle Thief Western Frontier Heir to Trouble Avenging Waters The Fugitive Sheriff Law of the Ranger Outlaws of the Orient Defenders of the Law The Iron Claw Night Alarm Perils of the Royal Mounted Top Gun The Rangers Step In Just Before Dawn The Crime Doctor's Warning Flight Into Nowhere Crime Doctor Ellery Queen's Penthouse Mystery Motive for Revenge Eyes of the Jungle No Place for a Lady Batman The Crime Doctor’s Strangest Case The Spider Returns The Crime Doctor's Courage The Great Plane Robbery Mickey's Rebellion Mickey's Ape Man