Publisher: Magazine Enterprises
Publication Dates: 1952 – 1954
Number of Issues Published: 3 (#5 [A-1 #62] – #7 [A-1 #118])
Dimensions: standard Silver Age US
Paper Stock: newsprint
Publishing Format: was ongoing series
Starr Flagg, the heroine of UNDERCOVER GIRL, was a female secret agent who debuted in MANHUNT #1 (11/1947) and appeared in 11 issues of that title, plus 2 issues of Trail Colt and then 2 reprint issues of Manhunt (#13-4). She graduated to her own try-out title in 1952 as part of the A-1 series.
Information thanks to the Grand Comics Database