The Fox drama has Lucius Fox being introduced in penultimate Episode 21. Chris Chalk also has the option of returning to season 2.
The comic book character of Lucius Fox works at Wayne Industries and is regarded as the best technical mind in the organisation. With that comes a very close & hidden partnership with Bruce Wayne. Wayne gets all his cool toys and advanced tech gear from Mr Fox to help with his crusade as the Batman!
Chris Chalk was also in 12 Years a Slave.