Old Time Buddy - To Catch a Thief (Chinese: 難兄難弟之神探李奇; Jyutping: naan4 hing1 naan4 dai6 zi1 san1 taam1 lei5 kei4; literally "Difficult Older Brother, Difficult Younger Brother-Detective Lee Kei") is a 1998 Hong Kong period romantic comedy television drama created and produced by TVB, starring Gallen Lo, Maggie Cheung Ho-yee, Gordon Lam, Elaine Ng as the main cast. The series is an indirect sequel to 1997's Old Time Buddy. Filming took place in early 1998 entirely on location in Hong Kong.