More “Supergirl” S04E19 “American Dreamer” Preview Clips and both released preview clips from the 19th episode of Season 4 of “Supergirl”.

Brainy and James take a trip down memory lane in this exclusive clip from star David Harewood’s directorial debut on ‘Supergirl’.

In this next clip Nia discovers that part of being the face of heroism means having to face the press.

Titled “American Dreamer”, this episode is scheduled to air on The CW in the USA on Sunday, April 28.


As Kara (Melissa Benoist) doggedly works as a reporter to clear Supergirl’s name, Dreamer (Nicole Maines) picks up the slack as National City’s protector, which leads to a showdown with Ben Lockwood (Sam Witwer). James (Mehcad Brooks) takes drastic measures to relieve his PTSD.

David Harewood directed the episode with story by Dana Horgan and teleplay by Daniel Beaty and Jess Kardos.