Step By Step cast is including:
Ben Bunyapol Likhitamnuayporn as Pat (10 episodes), Man Trisanu Soranun as Jeng (10 episodes), Poompat Iam-samang as Put (10 episodes), Wind Theerameth Phirabawornsuk as Jane (10 episodes), Saint Paramee Mahatthanadul as Jaab (10 episodes), Puttachat Pongsuchat as Ying (10 episodes), Kenji Wasin Panunaporn as Toh (10 episodes), Praew Hassaya Isereekul as Nan (10 episodes), Bruce Sirikorn Kananurak as Chot (10 episodes), Zorzo Nathanan Akkharakitwattanakul as Ae (10 episodes), Hymn Elicha Rungrueangsiri as Prem (10 episodes), Top Sutthirak Tangsutthichai as Beam (10 episodes)