Looking Back on Alex Trebek's Career in Pictures

Alex Trebek hosted The $128,000 Question from 1977-1978.

Alex Trebek hosted The New High Rollers from 1978-1980.

Alex Trebek hosted The New High Rollers from 1978-1980.

Trebek hosted Classic Concentration from 1988-1991.

Trebek celebrated the release of the 1990 edition of The Jeopardy! Book: The Answers, the Questions, the Facts, and the Stories of the Greatest Game Show in History in 1990.

Trebek appeared as himself on the Season 8 episode of Cheers called "What is... Cliff Clavin?" in 1990.

Trebek appeared as himself on the Season 8 episode of Cheers called "What is... Cliff Clavin?" in 1990.

Trebek hosted To Tell the Truth in 1991.

Trebek appeared as himself in The Golden Girls' Season 7 Episode, "Questions and Answers" in 1992.

Trebek appeared on The Tonight Show with Jay Leno in 1994.

Trebek finally popped in to meet his Saturday Night Live impersonator Will Ferrell during a Jeopardy! skit in 2002.

Trebek celebrated the 5,000th episode of Jeopardy! with a giant Statue of Liberty on set.

Trebek posed with famed contestant Ken Jennings in 2004.

Trebek celebrated Sony's game show slate with The Wheel of Fortune stars Pat Sajak and Vanna White in 2006.

Alex Trebek collected his certificate for his Guinness World Record from Stuart Claxton in 2005.

Alex Trebek celebrated his Guinness World Record in 2005.

Trebek collected his fourth Emmy Award for Outstanding Game Show Host at the 33rd Daytime Emmys.

Trebek appeared as himself in the mistaken identity comedy series I Get That a Lot in 2009.

Trebek joined Keanu Reeves and other stars for the 33rd Annual Toyota Pro/Celebrity Race in 2009.

Trebek appeared as himself on How I Met Your Mother's Season 6 episode, "False Positive" in 2010.

Trebek spoke at the 4th Annual Comedy Celebration Benefiting the Peter Boyle Fund hosted by the International Myeloma Foundation in 2010.

Trebek spoke at the All Children Reading: A Grand Challenge for Development in 2011.

Trebek accepted a Peabody Award for Jeopardy! in 2011.

Trebek and wife Jean Curr attended the 38th Daytime Emmy Awards.

Trebek and The Price Is Right host Pat Sajak celebrated at the 38th Daytime Emmy Awards.

Trebek hosted the 2012 National Geographic Bee Championship Round at the National Geographic Society.

Trebek joined the hosts of The Five for a 2014 chat.

Trebek appeared on The Talk in 2014 as well.

Trebek guest-starred in TVLand Goes Live in 2014.

Trebek spoke at the 2014 Writers Guild Awards.

Trebek took part in The Tonight Show with Jimmy Fallon's "Phone Booth" sketch in 2015.

Trebek returned to his To Tell the Truth roots for the Anthony Anderson-hosted revival in 2018.

Alex Trebek accepts the Daytime Emmy Award for Outstanding Game Show Host on May 5, 2019.