Biography
Greg Tiernan was the director of Thomas and Friends from 2009 to 2012. In the twelfth season, he worked as unit director for Nitrogen Studios. He began work directing the series after the CGI transition, taking over from Steve Asquith. He was replaced by David Baas when production was moved to Arc Productions in 2012. He is married to Nicole Stinn. He has been working in the animation industry for twenty-seven years. Tiernan is a fan of the Railway Series. So much in fact, that he owns a copy ...
Known For
Complete Filmography

The Addams Family 2
2021
Director
The Addams get tangled up in more wacky adventures and find themselves involved in hilarious run-ins with all sorts of unsuspecting characters.

The Addams Family
2019
Director, Executive Producer
The Addams family's lives begin to unravel when they face-off against a treacherous, greedy crafty reality-TV host while also preparing for their exte...

Sausage Party
2016
as Potato / Noodle Soup (voice)
Hot dog Frank leads a group of supermarket products on a quest to discover the truth about their existence and what really happens when they become ch...

Sausage Party
2016
Director
Hot dog Frank leads a group of supermarket products on a quest to discover the truth about their existence and what really happens when they become ch...

Thomas & Friends: Spills & Thrills
2014
Director
The Island of Sodor is always bustling with activity, yet when the engines try to be "Really Useful" they often find themselves in some messy muddles....

Thomas & Friends: Big Bang Surprise
2013
Director
Features the episodes: Sodor Surprise Day, Thomas and the Sounds of Sodor, Percy and the Calliope, Happy Birthday Sir! and Percy and the Monster of Br...

Thomas & Friends: Go Go Thomas
2013
Director
Thomas and his friends are charged up and ready to Go Go! Thomas shows Gordon that being quick is as useful as being strong, while Flynn the fire engi...

Thomas & Friends: Muddy Matters
2013
Director
Through mud, garbage, and muck, Thomas and his engine friends show that being really Useful can be a dirty job! See James turn into the Really Muddy E...

Thomas & Friends: Muddy Matters
2013
Director
Through mud, garbage, and muck, Thomas and his engine friends show that being really Useful can be a dirty job! See James turn into the Really Muddy E...

Thomas & Friends: A Very Thomas Christmas
2012
Director
All aboard for a special holiday delivery filled with friendship, teamwork and fun! Rheneas picks the perfect Christmas tree when he finally stops to ...

Thomas & Friends: Blue Mountain Mystery - The Movie
2012
Director
When trouble strikes at the Blue Mountain Quarry, Thomas is sent to help his Narrow Gauge engine friends. While shunting and hauling, he catches a gli...

Thomas & Friends: Schoolhouse Delivery
2012
Director
School's in session and there are important lessons to be learned on the Island of Sodor. Diesel gets a hero's welcome when he makes a Really Useful d...

Thomas and Friends: Up Up & Away!
2012
Director
Thomas and Percy have a special Special as they try and try again to bring balloons to Mr. Bubbles' Big Balloon Show. At the Children's Steam Fair, Em...

Thomas & Friends: Merry Christmas, Thomas!
2011
Director
Thomas lights up the tracks in a magical Christmas collection! Watch as your favourite engines prepare for a festive celebration. Charlie discovers ho...

Thomas & Friends: Day of the Diesels - The Movie
2011
Director
The Steamies and the Diesels face off in this action-packed movie adventure! There is a fire on Sodor and two new fire fighting engines - Flynn and Be...

Thomas & Friends: The Birthday Express
2011
Director
Unwrap your favourite episodes with this special Thomas and Friends collection. Birthdays always come with surprises when your engine friends are gear...

Thomas & Friends: Pop Goes Thomas
2011
Director
Thomas is bubbling with excitement as he delivers special cargo to the picnic extravaganza! His friend Percy joins in on the fun for a game of Hide an...

Thomas & Friends: The Lion of Sodor
2010
Director
Join Thomas as he roars down the tracks with the most special delivery yet, the Lion of Sodor. Thomas' special delivery is not what he thinks it is - ...

Thomas & Friends: Splish, Splash, Splosh!
2010
Director
Even when it's wet outside you can still have plenty of fun, especially when you share your adventures with Thomas and his friends! Grab your galoshes...

Thomas & Friends: Misty Island Rescue
2010
Director
The engines are hard at work to build the new Sodor Search and Rescue Center. When Thomas helps a friend in need, he is rewarded with an exciting trip...

Thomas & Friends: Creaky Cranky
2010
Director
Thomas and his friends deliver cargo-loads of fun in this collection of uplifting episodes! Ride along as Thomas helps to deliver mail, mend engines, ...

Thomas & Friends: Thomas & The Runaway Kite
2010
Director
There's a kite on the loose and Thomas needs to catch it before the wind blows it from Sodor! With Gordon, Charlie, and Toby by his side, Thomas lear...

Thomas & Friends: Thomas and the Runaway Kite
2010
Director
There's a kite on the loose and Thomas needs to catch it before the wind blows it from Sodor! With Gordon, Charlie, and Toby by his side, Thomas learn...

Thomas & Friends: Hero of the Rails - The Movie
2009
Director
One summer, Thomas comes across an old abandoned engine called Hiro. Desperately in need of repair, Hiro faces the Smelters Yard, so Thomas and his fr...

Bionicle 2: Legends of Metru Nui
2004
Storyboard
In the time before time, six unlikely Matoran find themselves transformed into mighty Toa. The new Toa Metru must prove themselves as true heroes, fin...

Rugrats Go Wild
2003
Sequence Supervisor
When the Rugrats find themselves stranded on a deserted island, they meet the Thornberrys, a family who agrees to help them escape.

The Wild Thornberrys Movie
2002
Sequence Supervisor
Eliza and Debbie are two sisters who don't always get along. But their relationship is put to the test when Debbie's life is in danger, and Eliza migh...

Rugrats in Paris: The Movie
2000
Sequence Supervisor
A group of rambunctious toddlers travel a trip to Paris. As they journey from the Eiffel Tower to Notre Dame, they learn new lessons about trust, loya...

The Tigger Movie
2000
Animation
Winnie the Pooh, Piglet, Owl, Kanga, Roo, and Rabbit are preparing a suitable winter home for Eeyore, the perennially dejected donkey, but Tigger's co...

Mr. Magoo
1997
Storyboard
Mr. Magoo, a man with terrible eyesight, gets caught up in a museum robbery.

Felidae
1994
Animation
A domestic house cat named Francis investigates the grisly feline murders taking place in his new neighborhood.

Der kleene Punker
1992
Animation Director
Amadeus is a small Punker living in a trash can. One day he has got the idea to participate in a punk concert in front of the Brandenburger Tor and co...

Cool World
1992
Animation
A bizarre accident lands Frank Harris in Cool World, a realm of cartoons. Years later, cartoonist Jack Deebs, who's been drawing Cool World, crosses o...

Werner and the Wizard of Booze
1990
Animation
Comic artist Brösel trades a magic pen that helps him come up with funny stories for the promise to fulfill one of Rumpelstiltskin's wishes. The resul...

An American Tail
1986
Animation Manager
A young mouse named Fievel and his family decide to migrate to America, a "land without cats," at the turn of the 20th century. But somehow, Fievel en...