John Callen

The distinctive voice of John Callen has graced dozens of documentaries and commercials. Onscreen, the Brit-born actor and director has played dwarves (in Peter Jackson's The Hobbit), PM David Lange (The Sinking of the Rainbow Warrior) and villainous DJs (Send a Gorilla). Callen has also worked as a director, helming The Tribe, Battle of Britain doco The Kiwi Who Saved Britain and many episodes of Shortland Street.  

[Oin is] a little bit hard of hearing, so if we are being attacked for instance, I may not be the first person to know ... an elbow in the ribs from my brother is very useful. John Callen, describing his role as Oin in The Hobbit