
Quick answer — Reigo Yamaguchi voices Floyd Lawton in Suicide Squad ISEKAI, Leonard Maxwell in Dr. STONE SCIENCE FUTURE Cour 2, Saiki in O Maidens in Your Savage Season and 1 more characters.
Reigo Yamaguchi voices Floyd Lawton (Suicide Squad ISEKAI), Leonard Maxwell (Dr. STONE SCIENCE FUTURE Cour 2), Saiki (O Maidens in Your Savage Season), Kakeru Tajima (LIAR GAME).
Floyd Lawton is voiced in Japanese by Reigo Yamaguchi.