[5] Beginning in 2003, Bamber starred as Lee 'Apollo' Adama in the re-imagined Battlestar Galactica that started as a miniseries and served as a backdoor pilot for the 2004 television series on the US Sci Fi Channel (now Syfy).

Bamber also appeared as a trainee doctor in the final series of long running ITV soap Peak Practice, and portrayed an SAS officer in Ultimate Force; it was on a break from the latter, which he subsequently revealed was a job that he was not entirely happy with,[13] that he traveled to Los Angeles and read for Battlestar Galactica.

Bamber guest starred in the second season premiere of Joss Whedon's Dollhouse where his character is wed to Echo (played by Eliza Dushku) during one of her missions; he also reunited with his Battlestar Galactica co-star Tahmoh Penikett in the episode.

[15] Other TV series in which he has made guest appearances include CSI: Miami, NCIS, House, Cold Case, Ghost Whisperer, The Last Detective, Body of Proof, Perception, Rizzoli & Isles, and the HBO miniseries Band of Brothers.

He played the role of detective Caolán Longstreet in 17th Precinct,[16] a pilot by Galactica creator Ronald D. Moore described as a police drama which takes place in a world governed by magic.

[18] Bamber starred as neurosurgeon Dr. Tyler Wilson in Monday Mornings, the David E. Kelley-produced series for TNT, co-executive-produced by Sanjay Gupta and based on his novel of the same name.

[20] In 2014 he played the lead role of Kev Allison, a London firefighter struggling to keep his personal and professional relationships together after a life-altering accident on the job, in The Smoke, a Kudos Television drama for Sky1 in the UK.

He made his French-language acting debut in 2012 in Martin Valente's Un jour mon père viendra,[23] portraying the American fiancé of the female lead played by French pop star Olivia Ruiz.

[29] Bamber is married to English actress and singer Kerry Norton who played Ishay, Doc Cottle's assistant, on Battlestar Galactica.