http://hkmdb.com/db/movies/images.mhtml?id=21109&display_set=eng

Kirby Lam Sau-Yi ... Maggie
Lisa Chong Si-Ming ... Lisa
Snow Suen Wai-Suet ... Amy
Harriet Yeung Sze-Man ... Mani
Eric Tang Chi-Kin ... Ka Fai
Ruth Tsang Kit-Fong ... Bus captain
Alycia Chan Yuen-Hang ... Bus officer

are guess because they are not named in my version

Thanks