Father Is Strange
- Title: 아버지가 이상해 / Abeojiga Isanghae
- Also known as: My Father Is Strange / Father Is Weird / The Weird Father
- Genre: Family, drama, comedy
- Episodes: 52
- Broadcast network: KBS2
- Broadcast period: 2017-Mar-04 to 2017-Aug-27
- Air time: Saturday & Sunday Night 19:55
- Original Soundtrack: Father Is Strange OST
A story about Byun family with four children and the people around them. An actor suddenly came to the father of the family and claimed that he is his son.
- Byun Family
- Kim Young Chul as Byun Han Soo / Lee Yoon Suk
- Kim Hae Sook as Na Young Shil
- Min Jin Woong as Byun Joon Young (1st son)
- Lee Yoo Ri as Byun Hye Young (1st daughter)
- Jung So Min as Byun Mi Young (2nd daughter)
- Ryu Hwa Young as Byun Ra Young (3rd daughter)
- Cha Family
- Gabi Entertainment
- Lee Joon as Ahn Joong Hee
- Lee Mi Do as Kim Yoo Joo
- Jung Hee Tae as Kang Woo Sung (CEO)
- Nam Tae Boo as Tae Boo (Joong Hee's manager)
- Na Family
- Park Hye Sook as Kim Mal Boon (Young Shil's mom)
- Lee Joon Hyuk as Na Young Shik (Young Shil's younger brother)
- Jang So Yun as Lee Bo Mi (Young Shik's wife)
- Jung Joon Won as Na Min Ha (Young Shik and Bo Mi's son)
- Other Supporting Cast
- Ahn Hyo Seop as Park Chul Soo
- Song Won Suk as Park Young Hee (Chul Soo's twin brother)
- Lee Byung Joon as Chairman Park (Chul Soo's father)
- Kang Da Bin as Jin Sung Joon
- Jung Soo Kyo as Jung Hwan's junior (PD)
- Choi Dae Hoon as PD Lee
- Kim Da Ye as Yun Ji
- Hong Yi Joo (홍이주)
- Lee Chang as Director Ryu
- Choi Dae Sung as Jung Hwan's boss
- Park Seung Tae as Han Soo's aunt
- So Hee Jung as Yoo Joo's mother
- Kim Seo Ra as Joong Hee's mother
- Jung Dong Kyu as judge
- Seo Kwang Jae
- Lee Bong Ryun as Yoon Ryun
- Cameos and special appearances
2017 KBS Drama Awards:
- Grand Prize (Daesang) (Kim Young Chul)
- Female Top Excellence Award (Lee Yoo Ri)
- Best Couple Award (Ryu Soo Young and Lee Yoo Ri)
- Best New Actress Award (Ryu Hwa Young)
- Best Child Actor (Jung Joon Won)
- Actress Kim So Yun was first cast as older sister Hye Young, but then got replaced by Lee Yoo Ri prior to the first script reading and filming.
- Drama Attic Cat (MBC, 2003) and Rooftop Prince (SBS, 2012) were mentioned in ep 22.
- On 11th July 2017, extension of 2 episodes has been confirmed and thus making up to total of 52 episodes.
- There were complaints from the public about the scene of the kiss between Lee Joon and Jung So Min, saying that the scene showed sexual harassment in the workplace.
- On January 1, 2018, it was confirmed that Lee Joon and Jung So Min, the protagonists of the drama, had a relationship since October 2017.
- The first script reading took place on January 11 at KBS2'S offices.