Josh Gad joins Johnny Depp in 'Murder on the Orient Express'

US actor Josh Gad

Josh Gad is to join Johnny Depp in Kenneth Branagh's "Murder on the Orient Express," reports The Hollywood Reporter.

Branagh will both star in and direct the project, which also features Michelle Pfeiffer, Daisy Ridley, Michael Pena and Judi Dench.

Based on the novel by Agatha Christie, the film stars Branagh as the Belgian detective Hercule Poirot, who investigates a murder onboard the famous train.

Gad is set to play Hector McQueen, a skittish man who drinks too much and works as an assistant/translator to Depp's character.

Gad's previous work includes voicing snowman Olaf in "Frozen" and Broadway's "The Book of Mormon."