Leo Morimoto (森本レオ, born in Nagoya on 13 February 1943) is a Japanese film, stage, and television actor. He narrated Thomas & 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.