Jay Jostyn

About Mr. District Attorney

• The Milano Brothers April 3, 1939
• The Case of the Ohio Kid April 4, 1939
• The Man from Alcatraz February 12, 1941
• The Case of the Museum Mystery December 10, 1941
• The Case of the Hijacked Worker August 19, 1942
• The Case of the Barnyard Bandit March 17, 1943
• The Case of the Hospital Homicide February 7, 1945
• The Case of the Deadly Train March 13, 1946
• The Case of Baby, Cradle and All June 5, 1946
• The Case of One Slip Meant Death May 7, 1947
• The Case of the Sinister Cinema May 5, 1948
• The Case of Spring Fever May 19, 1948
• The Case of the Deadly Snowflake May 26, 1948
• The Case of Murder a la Carte March 9, 1949
• The Case of Charity Never Began October 12, 1949
• The Case of Deadly Devotion May 17, 1950
• The Case of the Money Machine April 11, 1951
• Set-Up for Re-Entry October 11, 1953
• The Case of the Jury Killer October 18, 1953

About Secret Agent K-7 Returns

• Fortified Borders October 24, 1939 · as Agent Z
• Blood and Steel Society October 31, 1939 · as Agent Z
• Illegal Use of Radio November 7, 1939 · as Agent Z
• War Supplies November 28, 1939
• Aeroplane Order March 5, 1940
• Information for the Premier as Agent Z
• Firing Squad
• Delivery of Papers as Agent Z
• Agent Missing as Agent Z

About The Adventures of Superman

• The Baby from Krypton February 12, 1940
• Clark Kent, Mild-Mannered Reporter February 14, 1940

About Dr. Christian

• Mad Interlude December 6, 1939