Christine Ko: Christine Ko. Actress: Dave. Christine Ko is an American actress best known for her role as Emma in the FX series Dave. She will play a key recurring role in Season 5 of the Handmaid's Tale opposite Elizabeth Moss and recently wrapped a character arc on Hulu's Only Murders in the Building. Christine is the female lead in the Netflix original film Tigertail from director Alan Yang. The multi-generational family...
