- Park Se-wan
- Â Se-wan 12 episodes, 2021
- Shin Hyun-Seung
- Â Jamie 12 episodes, 2021
- Choi Youngjae
- Â Sam 12 episodes, 2021
- Han Hyun-min
- Â Hyun Min 12 episodes, 2021
- Carson Allen
- Â Carson 12 episodes, 2021
- Kim Kang-min
- Â Kang Jun Yeong / ... 12 episodes, 2021
- Jae-Joon Lee
- Â Il Seob / ... 12 episodes, 2021
- Ivan Mok
- Â Sam 12 episodes, 2021
- Philip Shahbaz
- Â Aksour 12 episodes, 2021
- Minnie
- Â Minnie 12 episodes, 2021
- Mikael Mattsson
- Â Hans 12 episodes, 2021
- Nicole Fong
- Â Student / ... 8 episodes, 2021
- Sun Park
- Â Aunt / ... 8 episodes, 2021
- Michael Shen
- Â Additional voices / ... 6 episodes, 2021
- Kim Ji-in
- Â Ju-ri 4 episodes, 2021
- Harrison Xu
- Â Jun-yeong 4 episodes, 2021
- Victoria Grace
- Â Ju-ri 3 episodes, 2021
- Joakim Sörensen
- Â Hans 2 episodes, 2021
- Lauren Han
- Â Hyuna Han 2 episodes, 2021
- Han Soo-a
- Â Mi-sook 2 episodes, 2021
- Terris Brown
- Â Terris 1 episode, 2021
- Jung Yi-Rang
- Â Ms. Jung 1 episode, 2021
- Park Sun-woo
- Â Professor 1 episode, 2021
- Udomsartporn Praepetch
- Â Prae 1 episode, 2021
- Micaela Evuy Benavente
- Â Miki 1 episode, 2021
- Haha
- Â Restaurant Customer 1 episode, 2021
- Lee Ji-hoon
- Â Doctor 1 episode, 2021
- Michelle Mao
- Â Jun-yeong's Tutor 1 episode, 2021
- Ping Wu
- Â Additional Voices 1 episode, 2021
- Page Leong
- Â Additional Voices 1 episode, 2021
- Vic Chao
- Â Doctor 1 episode, 2021
- Lance Lim
- Â Additional Voices 1 episode, 2021
- Arnold Chun
- Â The Professor 1 episode, 2021
- Garland Whitt
- Â Terris Brown 1 episode, 2021
- Jacqueline Misaye
- Â Additional Voices 1 episode, 2021
- Rick Kumazawa
- Â Additional Voices 1 episode, 2021
- Lee Ji-Won
- Â Yoo-jung 1 episode, 2021
- Mele Ihara
- Â Park Se-Wan 1 episode, 2021
- Jonny Siew
- Â Sergeant Kim 1 episode, 2021
- Yoon Seo-hyun
- Â Do man 1 episode, 2021
- Han Sang-Chul
- Â Motel Clerk 1 episode, 2021
- Paul Syre
- Â Jamie 1 episode, 2021
- Bobo Chang
- Â Additional Voices 1 episode, 2021
- Kaipo Schwab
- Â Additional Voices 1 episode, 2021
- Caroline Kinley
- Â Carson Allen 1 episode, 2021
- Lee Il-Jun
- Â Yoo-jeong's younger brother 1 episode, 2021
- Milia Mae
- Â Ms. Jung 1 episode, 2021
- Hwang Kwang-hee
- Â Online Buyer 1 episode, 2021
- Ho-Dong Kang
- Â Speed quiz host 1 episode, 2021
- Peerada Meemalayath
- Â Minnie 1 episode, 2021
- Andrew Cunningham
- Â Han Hyun-Min 1 episode, 2021
- Kim Jung-min
- Â Drug squad detective 1 episode, 2021
