- Script
- Jerry Ordway (credited)
- Pencils
- Peter Krause (credited as Pete Krause)
- Inks
- Mike Manley (credited)
- Colors
- Glenn Whitmore (credited)
- Letters
- John Costanza (credited)
- Genre
- superhero
- Characters
- Captain Marvel [Billy Batson]; "Muscles" McGinnis; Muriel; Mary Marvel [Mary Bromfield]; Doctor Chiang; Sarah Primm; Tawky Tawny; Uncle Dudley; Curly
- Synopsis
- Billy learns that Mary is his lost sister, but when he goes to reveal the news to her, he is kidnapped. Tawky Tawny appears to Mary and tells her to say the word "Shazam!" which transforms her into Mary Marvel and she is able to free Billy from the kidnappers.
- Reprints
Mary Bromfield first becomes Mary Marvel. Tawky Tawny 1st