Leo Morimoto (森本レオ, born in Aichi on 13 February 1943) is a Japanese film, stage, and television actor. He narrated Thomas and Friends for Japan from 1990 to 2007 for the first to eighth seasons. He was succeeded by Jon Kabira from Calling All Engines! onwards.
- Leo has also narrated various special Thomas and Friends programs for Japan.
- He is the third longest serving storyteller behind Sky du Mont and Michael Angelis.
- He worked alongside Chie Kōjiro, Daiki Nakamura, Nozomu Sasaki, Daisuke Gōri, Hiroko Emori, and Shinichirō Miki on "Tengai Makyō: Daiyon no Mokushiroku".
- His work on Thomas and Friends was referenced in the anime Joshiraku.