Currently available on 3 streaming services.

Streaming, rent, or buy Battlestar Galactica – Season 1:

Currently you are able to watch "Battlestar Galactica - Season 1" streaming on Amazon Prime Video, Amazon Prime Video with Ads or buy it as download on Microsoft Store, Amazon Video.

Cast

Edward James Olmos
Commander Adama
Mary McDonnell
President Laura Roslin
Katee Sackhoff
Kara 'Starbuck' Thrace
Jamie Bamber
Lee 'Apollo' Adama
James Callis
Gaius Baltar
Tricia Helfer
Number Six
Callum Keith Rennie
Leoben Conoy
Grace Park
Lt. Sharon 'Boomer' Valerii
Paul Campbell
Billy
Aaron Douglas
Crew Chief Tyrol
Alessandro Juliani
Felix Gaeta
Lymari Nadal
Giana
Michael Hogan
Saul Tigh
Kandyse McClure
Anastasia Dualla
Lorena Gale
Elosha
Tahmoh Penikett
Karl 'Helo' Agathon
Matthew Bennett
Aaron Doral / Number Five
Nicki Clyne
Specialist Cally
Connor Widdows
Boxey
Alonso Oyarzun
Crewman Specialist Socinus
Ty Olsson
Lt. Aaron Kelly
Barclay Hope
Transport Pilot