Directed by Christopher Berkeley   Ben Jones   Shunji Ôga   Matt Youngberg   Written by Michael Ryan   Marty Isenberg   Cast Jeff Bennett ... Ultra Magnus (voice) Corey Burton ... Megatron / Shockwave / Ironhide / Longarm (voice) Townsend Coleman ... Sentinel Prime (voice) Bill Fagerbakke ... Bulkhead (voice) David Kaye ... Lugnut (voice) Tom Kenny ... Wasp / Isaac Sumdac (voice) Bumper Robinson ... Bumblebee (voice) Produced by Vincent Aniceto   Brian Goldner   Sam Register   Kokake Shintarou   Matt Youngberg   Original Music by Sebastian Evans

Additional Info Premiere: June 14, 2008 DVD Release: January 06, 2009 Countries: Distributor: Shout! Factory Websites: Production Companies Cartoon Network Studios Cartoon Network Hasbro Mook DLE Studio 4°C The Answer Studio Distributors Cartoon Network   (2008) (United States) (TV) Discovery Force Channel   (2017) (United States) (TV) Hasbro Studios   (2009) (World-wide) Hub Television Network   (2012) (United States) (reruns) (TV) Paramount Home Entertainment   (2008) (United States) (DVD) Shout! Factory   (2014) (United States) (complete series) (DVD) Rating Stats Overall Rating -- / 10 Our Rating -- / 10 Your Friends -- / 10 Male Users -- / 10 Female Users -- / 10 Site Ranking #7,004 / 21,140 Site Ranking