Woodford will join as VFX producer and head of CG production, having gained experience with Double Negative and the Moving Picture Company.
Meanwhile, Keep will join the effects team from Guerrilla Productions, where his clients included the BBC and Channel 4.
Unit is Soho's first all-Apple, all-HD post house. It has 18 Final Cut Pro online suites, a fully-fledged Color grading suite and Pro Tools 5.1 audio. It is based just off Soho Square in central London.