A fan page dedicated to Alex O'Loughlin, currently starring in CBS' hit show Hawaii Five-0 Alex O'Loughlin / oʊ ˈ l ɒ k l ɪ n / (born 24 August 1976) is an Australian actor, writer, director, and producer, who played Lieutenant Commander Steve McGarrett on CBS' remake of the TV series Hawaii Five-0 (2010–2020). See more of Alex O’Loughlin German FanClub on Facebook. instagram.com. Get the latest news about Alex O'Loughlin. 2020 - 145 Likes, 2 Comments - @fangirlh50 on Instagram: “Alex O'loughlin as Steve Mcgarrett. Instagram post by Alex & Malia ♥☀♥☀♥☀♥ • Apr 3, 2017 at 5:14pm UTC 2,017 Likes, 23 Comments - Alex & Malia ♥☀♥☀♥☀♥ (@alexoloughlin_h50) on Instagram: “Steve x Kono #alexoloughlin #stevemcgarrett #gracepark #konokalakaua #hawaiifive0 #hawaii50 #h50…” See more ideas about alex o'loughlin, alex, hawaii five o. After Alex O'Loughlin's