Plot: Supergirl finally learns the truth about Lena while tangling with Leviathan. J'onn J'onn makes a discovery about his brother's whereabouts
Cast
Melissa BenoistKara Danvers / Supergirl / Kara Zor-ElMelissa Benoist was 31 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Tue, Oct 04 1988
Chyler LeighAlex Danvers / SentinelChyler Leigh was 37 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Sat, Apr 10 1982
David HarewoodJ'onn J'onzz / Martian ManhunterDavid Harewood was 53 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Wed, Dec 08 1965
Katie McGrathLena LuthorKatie McGrath was 36 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Mon, Jan 03 1983
Jesse RathQuerl 'Brainy' Dox / Brainiac-5Jesse Rath was 30 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Sat, Feb 11 1989
Nicole MainesNia Nal / DreamerNicole Maines was 22 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Tue, Oct 07 1997
Azie TesfaiKelly Olsen / GuardianAzie Tesfai was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday
Julie GonzaloAndrea Rojas / AcrataJulie Gonzalo was 38 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Wed, Sep 09 1981
Staz NairWilliam DeyStaz Nair was 28 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Mon, Jun 17 1991
Andrea BrooksEve Tessmacher / HopeAndrea Brooks was 30 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Fri, Mar 03 1989
Phil LaMarrMalefic J'onzzPhil LaMarr was 52 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Tue, Jan 24 1967
Mitch PileggiRama KhanMitch Pileggi was 67 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Sat, Apr 05 1952
Carl LumblyMyr'nn J'onzzCarl Lumbly was 68 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Tue, Aug 14 1951
Cara BuonoGamemnae / Gemma CooperCara Buono was 48 in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Mon, Mar 01 1971
Patti AllanMargotPatti Allan was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday
Crew
Andi ArmaganianDirectorAndi Armaganian was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday
Thomas MaAssistant DirectorThomas Ma was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday
Katie Rose RogersWriterKatie Rose Rogers was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday
J. HolthamWriterJ. Holtham was >> in Supergirl - Season 5 - Tremors (Episode 7).
Birthday: Unknown Birthday