The news was announced at the Television Critics Association summer press tour in Beverly Hills on Friday 27th July 2018.

gen:LOCK is an animated sci-fi series which was available exclusively on Rooster Teeth's online subscription network FIRST from www.roosterteeth.com. FIRST is available on a free 30 day trial and then costs $4.99 per month.

In gen:LOCK Earth's last free society is on the losing side of a global war and recruits a diverse team of young pilots to control the next generation of giant, weaponized robot bodies known as mecha. These daring recruits will find, however, that their newfound abilities come at no small cost.

Members of the voice cast include Michael B. Jordan (who voices the main character Julian Chase), Dakota Fanning, Maisie Williams, Asia Kate Dillon and Koichi Yamadera.

The press release about David's involvement included:
'Tennant is sci-fi royalty and we are thrilled to have him join this amazing cast' from Burnie Burns who is co-founder and chief creative officer at Rooster Teeth.
Gray G. Haddock gen:Lock showrunner and head of Rooster Teeth Animation said 'My jaw hit the floor when I directed David as Doctor Weller for the first time. He instantly nailed the breadth of emotion, both the humor and seriousness that Weller brings to the show and there are moments that will absolutely make the audience choke up.'

gen:LOCK premiered online on Saturday 26th January 2019. From August 2019 it was shown on the station Adult Swim.

In October 2019 it was announced that gen:LOCK had been commissioned for a second series but this time the episodes will first premiere on the station HBO Max before becoming available to subscribers of Rooster Teeth's First subscription service 90 days later. The season premiered on Thursday 4th November 2021.

David Tennant also provided the voice for a second character (the android Caliban) in the final episode of the first season which was titled Identity Crisis.

The complete first season was released on DVD and Blu-ray in the US on Tuesday 1st October 2019 and in the UK on Monday 28th October.

Link to posts related to gen:LOCK on Blogger.com. (Usually with more detail.)