Louis Koo in A Witness Out of the Blue (2019)

Jessica Hester Hsuan and Louis Koo in A Witness Out of the Blue (2019)

Philip Keung in A Witness Out of the Blue (2019)

Cherry Ngan in A Witness Out of the Blue (2019)

Louis Cheung in A Witness Out of the Blue (2019)

Sam Lee in A Witness Out of the Blue (2019)

Patrick Tam and Lai-wun Chan in A Witness Out of the Blue (2019)

Kwong Lam Tsui and Cherry Ngan in A Witness Out of the Blue (2019)

Andy On in A Witness Out of the Blue (2019)

Jessica Hester Hsuan in A Witness Out of the Blue (2019)

Fiona Sit in A Witness Out of the Blue (2019)

Patrick Tam in A Witness Out of the Blue (2019)