Passed away in Year 2010.

These people of note passed away in 2010. Listed in reverse calendar order by date of departure. If anyone here has credit in an animated production, go ahead and amend the listing. Most sources are from Wikipedia and the IMDb.

Janis Orenstein, voiced Clarese on Rudolph the Red-Nosed Reindeer,
* born Thursday 1 July 1948 in Toronto, Ontario,
† died Thursday 30 December 2010 at 62, living 22828 days.

Bill Erwin, played Arthur Biehl on Somewhere in Time,
* born Wednesday 2 December 1914 in Honey Grove, Texas,
† died Wednesday 29 December 2010 at 96, living 35092 days.

Blake Edwards, director on The Pink Panther Strikes Again,
* born Wednesday 26 July 1922 as William Blake Crump,
† died Wednesday 15 December 2010 at 88, living 32285 days.

Neva Louise Patterson, played Lois Clark on An Affair to Remember,
* born Tuesday 10 February 1920 in Nevada, Iowa,
† died Tuesday 14 December 2010 at 90, living 33181 days.

Leslie William Nielsen, played Doctor Rumack on Airplane!,
* born Thursday 11 February 1926 in Regina, Saskatchewan,
† died Sunday 28 November 2010 at 84, living 30972 days.

Jill Clayburgh, played Erica on An Unmarried Woman,
* born Sunday 30 April 1944 in New York City, New York,
† died Friday 5 November 2010 at 66, living 24296 days.

Michelle Nicastro, voiced Princess Odette on The Swan Princess,
* born Thursday 31 March 1960 in Washington, District of Columbia,
† died Thursday 4 November 2010 at 50, living 18481 days.

James Gordon MacArthur, played Danny Williams on Hawaii Five-O,
* born Wednesday 8 December 1937 in Los Angeles, California,
† died Thursday 28 October 2010 at 72, living 26623 days.

Thomas Edward Bosley, played Howard Cunningham on Happy Days,
* born Saturday 1 October 1927 in Chicago, Illinois,
† died Tuesday 19 October 2010 at 83, living 30335 days.

Barbara Billingsley, played Jive Lady on Airplane!,
* born Wednesday 22 December 1915 as Barbara Lillian Combes,
† died Saturday 16 October 2010 at 94, living 34633 days.

Tony Curtis, played Sidney Falco on Sweet Smell of Success,
* born Wednesday 3 June 1925 as Bernard Schwartz,
† died Wednesday 29 September 2010 at 85, living 31165 days.

Gloria Stuart, played Old Rose on Titanic,
* born Monday 4 July 1910 in Santa Monica, California,
† died Sunday 26 September 2010 at 100!, living 36610 days.

Kevin McCarthy, played Doctor Bennell in Invasion of the Body Snatchers,
* born Sunday 15 February 1914 in Seattle, Washington,
† died Saturday 11 September 2010 at 96, living 35273 days.

Harold Gould, played Martin Morgenstern on Rhoda,
* born Monday 10 December 1923 as Harold Vernon Goldstein,
† died Saturday 11 September 2010 at 86, living 31688 days.

Billie Mae Richards, voiced Rudolph on Rudolph the Red-Nosed Reindeer,
* born Monday 21 November 1921 in Toronto, Ontario,
† died Friday 10 September 2010 at 88, living 32436 days.

William Glenn Shadix, played Otho Fenlock on Beetlejuice,
* born Tuesday 15 April 1952 in Bessemer, Alabama,
† died Tuesday 7 September 2010 at 58, living 21330 days.

Clive Stanley Donner, director on The Guest,
* born Thursday 21 January 1926 in West Hampstead, London,
† died Monday 6 September 2010 at 84, living 30910 days.

Satoshi Kon, director on Perfect Blue,
* born Saturday 12 October 1963 in Sapporo, Hokkaido,
† died Tuesday 24 August 2010 at 46, living 17119 days.

Christopher Dylan Shea, voiced Linus Van Pelt on It's the Great Pumpkin, Charlie Brown,
* born Wednesday 5 February 1958 in Los Angeles County, California,
† died Thursday 19 August 2010 at 52, living 19189 days.

Patricia Neal, played Alma Brown on Hud,
* born Wednesday 20 January 1926 as Patsy Louise Neal,
† died Sunday 8 August 2010 at 84, living 30882 days.

Eddi-Rue McClanahan, played Blanche Devereaux on The Golden Girls,
* born Wednesday 21 February 1934 in Healdton, Oklahoma,
† died Thursday 3 June 2010 at 76, living 27862 days.

Dennis Hopper, played Frank Booth on Blue Velvet,
* born Sunday 17 May 1936 in Dodge City, Kansas,
† died Saturday 29 May 2010 at 74, living 27041 days.

Gary Wayne Coleman, played Arnold Jackson on Diff'rent Strokes,
* born Thursday 8 February 1968 in Zion, Illinois,
† died Friday 28 May 2010 at 42, living 15451 days.

Lynn Rachel Redgrave, played Hanna on Gods and Monsters,
* born Monday 8 March 1943 in Marylebone, London,
† died Sunday 2 May 2010 at 67, living 24528 days.

Corin William Redgrave, played William Roper on A Man for All Seasons,
* born Sunday 16 July 1939 in Marylebone, London,
† died Tuesday 6 April 2010 at 70, living 25833 days.

John Forsythe, played Blake Carrington on Dynasty,
* born Tuesday 29 January 1918 as Jacob Lincoln Freund,
† died Thursday 1 April 2010 at 92, living 33666 days.

Robert Martin Culp, played Kelly Robinson on I, Spy,
* born Saturday 16 August 1930 in Oakland, California,
† died Wednesday 24 March 2010 at 79, living 29076 days.

Peter Graves, played Jim Phelps on Mission: Impossible,
* born Thursday 18 March 1926 as Peter Duesler Aurness,
† died Sunday 14 March 2010 at 83, living 30678 days.

Corey Haim, played Sam on The Lost Boys,
* born Thursday 23 December 1971 in Toronto, Ontario,
† died Wednesday 10 March 2010 at 38, living 13958 days.

Carol Marsh, voiced Alice on Alice in Wonderland,
* born Monday 10 May 1926 as Norma Lilian Simpson,
† died Saturday 6 March 2010 at 83, living 30617 days.

Lionel Charles Jeffries, played Grandpa Potts on Chitty Chitty Bang Bang.
* born Thursday 10 June 1926 in Forest Hill, London,
† died Friday 19 February 2010 at 83, living 30571 days.

Pernell Elven Roberts, played Adam Cartwright on Bonanza,
* born Friday 18 May 1928 in Waycross, Georgia,
† died Sunday 24 January 2010 at 81, living 29837 days.

Jean Simmons, played Sarah Brown on Guys and Dolls,
* born Thursday 31 January 1929 in Crouch End, London,
† died Friday 22 January 2010 at 80, living 29577 days.

Ann Prentiss, played Candy Kane on Captain Nice,
* born Monday 27 November 1939 as Ann Elizabeth Ragusa,
† died Tuesday 12 January 2010 at 70, living 25615 days.