Question: Which five other actors hosted the 30th Tony Awards in 1976 alongside the actor nominated for an Academy Award for Best Supporting Actor for his performance in Roman Holiday?

Context articles: Glenn Slater
Benicio del Toro
Patrick Hivon
List of Best Supporting Actor winners by age
ARY Film Award for Best Supporting Actor
30th Tony Awards
Empire Award for Best Supporting Actor
Eddie Albert
Aaron Paul
Walter Matthau

Glenn Slater (born 1968) is an American lyricist who collaborates with Alan Menken and other musical theatre composers.
 He was nominated for the Tony Award for Best Original Score for the Broadway version of "The Little Mermaid" at the 62nd Tony Awards in 2008, his second Tony nomination for "Sister Act" at the 65th Tony Awards in 2011, and his third Tony nomination for "School of Rock" at the 70th Tony Awards in 2016.
Benicio Monserrate Rafael del Toro Sánchez (born February 19, 1967) is a Puerto Rican actor.
 He won an Academy Award, BAFTA Award, Golden Globe Award and Screen Actors Guild Award for his portrayal of the jaded but morally upright police officer Javier Rodriguez in the film "Traffic" (2000).
 Del Toro's performance as ex-con turned religious fanatic in despair, Jack Jordan, in Alejandro González Iñárritu's "21 Grams" (2003) earned him a second Academy Award nomination for Best Supporting Actor, as well as a second Screen Actors Guild Awards nomination and a BAFTA Awards nomination for Best Actor in a Leading Role.
Patrick Hivon (born July 5, 1975) is a Canadian actor from Quebec.
 He was a Jutra Award nominee for Best Supporting Actor at the 17th Jutra Awards in 2015 for "L'Ange gardien", a Gémeaux Award nominatee as Best Supporting Actor in a Drama Series in 2015 for "Nouvelle adresse", and a Canadian Screen Award nominee for Best Supporting Actor at the 4th Canadian Screen Awards in 2016 for "Ville-Marie".
This is a list of winners of the Academy Award of Merit for Performance by an Actor in a Supporting Role, presented annually by the Academy of Motion Picture Arts and Sciences (AMPAS) to an actor who has delivered an outstanding performance while working within the film industry.
 More popularly known as the Academy Award (or the Oscar) for Best Supporting Actor, this award was initially presented at the 9th Academy Awards ceremony for 1936 and was most recently presented at the 88th Academy Awards ceremony for 2015.
 Throughout the past 80 years, accounting for ties and repeat winners, AMPAS has presented a total of 81 Best Supporting Actor awards to 73 different actors.
 This list is current as of the 89th Academy Awards ceremony held on February 26, 2017.
ARY Film Award for Best Supporting Actor is one of the ARY Film Awards of Merit presented annually by the ARY Digital Network and Entertainment Channel to recognize the male actor who has delivered an outstanding performance while working in the film industry.
 Since its inception, however, the award has commonly been referred to as the AFA for Best Supporting Actor.
 While actors are nominated for this award by AFA members who are actors and actresses themselves, winners are selected by the AFA membership as a whole.
The 30th Annual Tony Awards was held at the Shubert Theatre on April 18, 1976, and broadcast by ABC television.
 Hosts were Eddie Albert, Richard Burton, Jane Fonda, Diana Rigg, George C. Scott and Trish Van Devere.
The Empire Award for Best Supporting Actor is an Empire Award presented annually by the British film magazine "Empire" to honor an actor who has delivered an outstanding performance in a supporting role while working within the film industry.
 The Empire Award for Best Supporting Actor is one of two ongoing awards which were first introduced at the 19th Empire Awards ceremony in 2014 (along with Best Supporting Actress) with Michael Fassbender receiving the award for his role in "12 Years a Slave".
 Winners are voted by the readers of "Empire" magazine.
Edward Albert Heimberger (April 22, 1906 – May 26, 2005), known professionally as Eddie Albert, was an American actor and activist.
 He was nominated for the Academy Award for Best Supporting Actor in 1954 for his performance in "Roman Holiday", and in 1973 for "The Heartbreak Kid".
Aaron Paul Sturtevant (born August 27, 1979), known as Aaron Paul, is an American actor.
 He is best known for portraying Jesse Pinkman in the AMC series "Breaking Bad", for which he won several awards, including the Critics' Choice Television Award for Best Supporting Actor in a Drama Series (2014), the Satellite Award for Best Supporting Actor – Series, Miniseries, or Television Film (2013), and the Primetime Emmy Award for Outstanding Supporting Actor in a Drama Series.
 This made him the only actor to win the latter category three times (2010, 2012, 2014), since its separation into drama and comedy.
 He has also won the Saturn Award for Best Supporting Actor on Television three times (2009, 2011, 2013), more than any other actor in that category.
Walter Matthau ( ; born Walter John Matthow; October 1, 1920 – July 1, 2000) was an American actor and comedian, best known for his role as Oscar Madison in "The Odd Couple" and its sequel 30 years later, "The Odd Couple II", and his frequent collaborations with "Odd Couple" co-star Jack Lemmon, particularly in the '90s with "Grumpy Old Men" and its sequel "Grumpier Old Men".
 He won the Academy Award for Best Supporting Actor for his performance in the 1966 Billy Wilder film "The Fortune Cookie."
 Besides the Oscar, he was the winner of BAFTA, Golden Globe and Tony awards.