Iron Girls (Korean:무쇠소녀단) is a South Korean television program featuring a group of actresses who take on athletic challenges; competing in a triathlon in season 1 (2024), boxing in season 2 (2025), and short-track speed skating in season 3 (2026). The program is produced by Bang Geul-yi.

The first season aired every Saturday at 17:50 (KST) from September 7 to November 16, 2024. The second season aired every Friday at 20:40 (KST) from July 11 to September 26, 2025. It is available for streaming outside South Korea on Viu.

Overview

Season 1

A group of actresses Jin Seo-yeon, Uee, Park Ju-hyun, and Seol In-ah train for 120 days under the guidance of Captain Kim Dong-hyun to complete an Olympic distance triathlon.

Season 2

The second season returned with cast members Uee, Park Ju-hyun and Seol In-ah, together with Captain Kim Dong-hyun, along with new cast member Keum Sae-rok, as they take on a tougher challenge of 120 days of boxing training leading to real matches.

Season 3

The third season is officially set to premiere on tvN in 2026. On May 21, the third season was announced with returning cast members Seol In-ah and Keum Sae-rok, along with new cast members Han Ji-hyun and Yeonwoo, as they take on short-track speed skating.

Cast

Captain

Coach

Season 1

  • Jung You-in, swimming coach
  • Yeon Je-seong, cycling coach
  • Heo Min-ho, triathlon coach

Season 2

  • Kim Ji-hoon, boxing coach

Members

Ratings

Season 1 (2024)

Ep.Original broadcast dateAverage audience share (Nielsen Korea)
NationwideSeoul
1September 7, 20242.179%2.061%
2September 14, 20241.999%1.989%
3September 21, 20242.859%2.838%
4September 28, 20242.301%2.577%
5October 5, 20242.219%2.235%
6October 12, 20242.060%2.256%
7October 19, 20242.550%2.452%
8October 26, 20242.526%2.630%
9November 2, 20242.220%2.127%
10November 9, 20242.146%2.390%
11November 16, 20243.502%3.571%
Average2.415%2.466%
In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. This show airs on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC & EBS).

Season 2 (2025)

Ep.Original broadcast dateAverage audience share (Nielsen Korea)
NationwideSeoul
1July 7, 20251.992%2.101%
2July 18, 20251.896%1.983%
3July 25, 20251.787%1.706%
4August 1, 20252.093%2.491%
5August 8, 20251.864%1.878%
6August 15, 20251.834%1.554%
7August 22, 20251.920%1.850%
8August 29, 20252.009%2.170%
9September 5, 20251.906%1.802%
10September 12, 20252.612%2.635%
11September 19, 20253.033%2.516%
12September 26, 20253.175%3.210%
Average2.177%2.158%
In the table above, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings. This show airs on a cable channel/pay TV which normally has a relatively smaller audience compared to free-to-air TV/public broadcasters (KBS, SBS, MBC & EBS).

Awards and nominations

YearAward ceremonyCategoryNominee / WorkResultRef.
202561st Baeksang Arts AwardsBest Entertainment ProgramIron GirlsNominated

External links

  • (in Korean)
  • (in Korean)
  • atIMDb