Pemeran Hello, Me!

Choi Kang Hee

as Ban Ha Ni

Pemeran Utama

Kim Young Kwang (김영광)

as Han Yoo Hyun

Pemeran Utama

Lee Re

as Ban Ha Ni [Young]

Pemeran Utama

Eum Moon Suk

as Anthony / Yang Chun Sik

Pemeran Utama

Ji Seung Hyun (지승현)

as Yang Do Yoon [Director of planning]

Pemeran Pembantu

Choi Tae Hwan

as Cha Seung Seok [Secretary of Joa Confectionary]

Pemeran Pembantu

Moon Sung Hyun

as Chae Sung Woo / Chae Chi Soo

Pemeran Pembantu

Kim Mi Hwa

as Kang Geum Ja [Kitchen staff]

Pemeran Pembantu

Kim Do Yeon

as Cha Mi Ja [Kitchen staff]

Pemeran Pembantu

Go Woo Ri

as Bang Ok Joo [Team member]

Pemeran Pembantu

Kim Ki Ri

as Kim Yong Hwa [Researcher]

Pemeran Pembantu

Kim Sang Woo

as Yang Choon Shik [Year 2000]

Pemeran Pembantu

Lee Seo Yeon

as Oh Ji Eun [Young]

Pemeran Pembantu

Song Ji Hyun

as Ban Ha Young [Young]

Pemeran Pembantu

Choi Seung Hoon

as Han Yoo Hyun [Young]

Pemeran Pembantu

Park Chul Min

as Na Young Goo [Supermarket owner]

Pemeran Pembantu

Jung Dae Ro

as Na Il Goo [Supermarket owner]

Pemeran Pembantu

Jo Kyung Hoon

as Jo Nam Kwon [Loan shark]

Pemeran Pembantu

Lee Gyu Hyun

as Jobs Doryeong [Shaman]

Pemeran Pembantu

Yoon Nyung Soo

as Yoon Young Shik [Product development team employee]

Pemeran Pembantu

Lee Taek Geun

as Mr. Kim

Pemeran Pembantu

Kim Yoo Mi

as Oh Ji Eun [Do Yoon's wife / Team leader]

Pemeran Pembantu

Jung Yi Rang

as Ban Ha Young [Ha Ni's older sister / Sung Woo's mother]

Pemeran Pembantu

Kim Byung Chun

as Ban Ki Tae [Ha Ni & Ha Young's father]

Pemeran Pembantu

Yoon Bok In

as Ji Ok Jung [Ha Ni & Ha Young's mother]

Pemeran Pembantu

Kim Yong Rim

as Lee Hong Nyeon [Ha Ni and Ha Yeong's grandmother]

Pemeran Pembantu

Yoon Joo Sang

as Han Ji Man [Yoo Hyun's father]

Pemeran Pembantu

Baek Hyeon Ju

as Han Ji Sook [Yoo Hyun's aunt]

Pemeran Pembantu

Shin Moon Sung

as Go Jeong Do [So Hye's father]

Pemeran Pembantu

Choi Dae Chul

as Park Jung Man [Anthony's agency CEO]

Pemeran Pembantu

Kang Tae Joo

as Min Gyeong Shik [Anthony's manager]

Pemeran Pembantu

Lee Chae Mi

as Go So Hye [Jeong Do's daughter]

Pemeran Pembantu

Hong Rok Gi

as Rocky (Ep. 1)

Bintang Tamu

Jeon Ji Ae

as [Doctor] (Ep. 1)

Bintang Tamu

O Gyu Taek

as [Detective] (Ep. 1)

Bintang Tamu

Jang Ki Yong (장기용)

as [Police officer] (Ep. 1)

Bintang Tamu

Lee Soo Hyuk (이수혁)

as [Police officer] (Ep. 1)

Bintang Tamu

Seo Chae Mi

as [Audition judge] (Ep. 1)

Bintang Tamu

Kim Sung Yong

as [Staffing agency employee] (Ep. 1)

Bintang Tamu

Jeon Yeo Jin

as [Emergency doctor] (Ep. 1)

Bintang Tamu

Jung Sung Ho

as Jeong Jun Su (Ep. 1-2)

Bintang Tamu

Han Hye Ji

as [Nurse] (Ep. 1-2)

Bintang Tamu

You Chae Eun

as [Nurse] (Ep. 1-2)

Bintang Tamu

Jo Han Chul

as [Store manager] (Ep. 1-2)

Bintang Tamu

Seo In Sung

as [Grocery store boy] (Ep. 1-2)

Bintang Tamu

Park Jin Young

as [Teacher] (Ep. 1, 16)

Bintang Tamu

Lee Eun Kang

as [Firefighter] (Ep. 2)

Bintang Tamu

Gu Bon Jin

as [Police officer] (Ep. 3)

Bintang Tamu

Yong Jin

as [Taxi passenger] (Ep. 3)

Bintang Tamu

Go Han Min

as [Physics teacher] (Ep. 3)

Bintang Tamu

Jin Hee Kyung

as Screenwriter Kim (Ep. 4)

Bintang Tamu

Jo Seung Yeon

as [Doctor] (Ep. 4)

Bintang Tamu

Ok Joo Ri

as [Cashier] (Ep. 4)

Bintang Tamu

Park Sang Hyun

as [CM staff] (Ep. 5)

Bintang Tamu

Song Hoon

as [CM director] (Ep. 5-6)

Bintang Tamu

Kim Yong Jin

as [Talent agency staff] (Ep. 5-6)

Bintang Tamu

Kim Jin Ok

as [Caregiver] (Ep. 7)

Bintang Tamu

Song Chang Gyu

as [Taxi passenger] (Ep. 7)

Bintang Tamu

Ahn Soo Ho

as [Strawberry farmer] (Ep. 7)

Bintang Tamu

Jeon Soo Yeon

as [Consignment shop staff] (Ep. 7)

Bintang Tamu

Lee Moo Nyoung

as [Fried chicken restaurant staff] (Ep. 8)

Bintang Tamu

Yoo Yong

as [District office employee] (Ep. 9)

Bintang Tamu

Jo Nam Hee

as [District Office Chief] (Ep. 9)

Bintang Tamu

Kim Joo Ah

as [OB/GYN] (Ep. 9, 14)

Bintang Tamu

Yoo Young Bok

as Doctor Yoon (Ep. 10)

Bintang Tamu

Go Bong Goo

as [Photographer] (Ep. 10)

Bintang Tamu

Jung Dong Geun

as [Inspection division employee] (Ep. 11-12)

Bintang Tamu

Lee Dong Gyu (이동규)

as [Anchorman] (Ep. 12)

Bintang Tamu

Uhm Tae Ok

as [Taxi driver] (Ep. 13)

Bintang Tamu

Im Jae Geun

as [Detective] (Ep. 15)

Bintang Tamu

Kim Sa Hun

as [Reporter]

Bintang Tamu

Jang Ho Joon

as [Student]

Bintang Tamu

Choi Young

as Detective Lee (Ep. 1)

Bintang Tamu

Yoon Felix

as [Student] (Ep. 1)

Bintang Tamu

Bae Jung Hwa

as [Grocery store boy's mother] (Ep. 1-2)

Bintang Tamu

Jung Ae Hwa

as [Ha Ni's landlord] (Ep. 4, 9)

Bintang Tamu

Lee Gyu Sub

as [Ji Sook's investigator] (Ep. 6)

Bintang Tamu

Jung Myung Joon

as [Ji Sook's advisor] (Ep. 9, 12)

Bintang Tamu

Yoon Se Eun

as [Landlord's daughter] (Ep. 9-10)

Bintang Tamu

Min Kyung Ok

as [Seung Seok's grandmother] (Ep. 13)

Bintang Tamu

Song Ha Rim

as [Nam Kwon's employee]

Bintang Tamu

Lee Dong Hyeon

as [Choon Shik's friend]

Bintang Tamu

Choi In Hee

Composer

Lee Hyun Seok

Sutradara

Yoo Song Yi

Screenwriter