In 2011, Griffin was cast as Trent Rogers on the USA Network drama Necessary Roughness.
In 2014, Deadline Hollywood announced that Griffin had joined the cast of the twenty-something ensemble drama Flipside being executive produced by Mark Feuerstein in conjunction with Wind Dancer Films.
In 2016, Griffin joined several other Hollywood actors on the campaign trail as a vocal surrogate for former Secretary of State Hillary Clinton's presidential campaign. Griffin travelled to several battleground states, giving speeches at campaign rallies in support of Clinton. The actor also appeared at various fundraisers and was among the Celebrity hosts at the Los Angeles launch of Millennials for Hillary.
In 2017, Griffin gave the keynote speech outside of the Georgia State Capitol building at a rally designed to push back against Congressional efforts to repeal the Affordable Care Act.
