Okay my personal favourite is this one even though its discontinued A MUST READ > https://www.mangago.zone/read-manga/act_age/
This one is kind of new so far it's good> https://www.mangago.zone/read-manga/this_life_starts_as_a_child_actor/
Also new, few chapters> https://www.mangago.zone/read-manga/the_genius_actor_s_aura/
I quite enjoyed this one but unfortunately there is no update it's been two years however I strongly recommend this one too> https://www.mangago.zone/read-manga/movies_are_real/
This one is on hiatus due to the authors health but it has a Novel so you can read it if you want trust me it's sooo good > https://www.mangago.zone/read-manga/superstar_from_age_0/
Also this one > https://www.mangago.zone/read-manga/be_the_actor/
I haven't started this one yet but it has acting in it > https://www.mangago.zone/read-manga/king_of_drama/
https://www.mangago.zone/home/mangalist/2265846/
Specifically though
https://www.mangago.zone/read-manga/skip_beat/
https://www.mangago.zone/read-manga/kodomo_no_omocha/
https://www.mangago.zone/read-manga/seiyuu_ka/
https://www.mangago.zone/read-manga/w_juliet/
https://www.mangago.zone/read-manga/cotton_candy_daydreamer/
https://www.mangago.zone/read-manga/impossible_ng/
https://www.mangago.zone/read-manga/lights_camera_love/
https://www.mangago.zone/read-manga/the_looks_of_love_the_heart_has_its_reasons/
+ more
https://www.mangago.zone/read-manga/no_longer_a_heroine/
https://www.mangago.zone/read-manga/one_of_a_kind_romance/
https://www.mangago.zone/read-manga/mishounen_produce/
https://www.mangago.zone/read-manga/daytime_star/
https://www.mangago.zone/read-manga/oshi_no_ko/
https://www.mangago.zone/read-manga/star_x_fanboy/
https://www.mangago.zone/read-manga/akane_banashi/
Enjoy
Acting manga/wha reccs?