Played juvenile in radio soap operas, "Ma Perkins" and "The Guiding Light"

Was gunnery instructor in the US Navy

Off-Broadway debut, "The Trojan Women"

Understudied Anthony Quinn and later played Stanley Kowalski in road company of "A Streetcar Named Desire"

Film debut, "The Mob"

Broadway debut, "Misalliance"

TV debut, "U.S. Steel Hour"

First musical role, "Kismet"

Starred as Tom Baxter in "Redhead" on Broadway; won Tony Award

Created signature role as Don Quixote/Miguel Cervantes in "Man of La Mancha" on Broadway; won second Tony Award; appeared with the show for its five year run, playing over 2,000 performances in the role

Headlined a revival of "Man of La Mancha"

Played the Pilot in the film musical "The Little Prince"

Co-starred as Mr. Dunn, Diane Keaton's father, in "Looking for Mr. Goodbar"

Once again played his signature role in yet another revival of "Man of La Mancha"

Appeared as Martin Hewitt's father in "Endless Love"

Portrayed the patriarch of the Cleary family in the ABC miniseries "The Thorn Birds"; earned an Emmy Award

Portrayed the husband of Joanne Woodward in "Do You Remember Love?", a drama about a married couple facing Alzheimer's disease

Created role of widower patriarch Joe Gardner in the NBC miniseries "A Year in the Life"

Reprised his role of Joe Gardner in the NBC spin-off series "A Year in the Life"; won Emmy Award

Portrayed lead role of Joe Keller in Broadway revival of Arthur Miller's "All My Sons"; marked final Broadway appearance

First played role of Hayden Langston, father of Jill Brock (Kathy Baker) in "Picket Fences" (CBS); teleplay by David E Kelley

Provided the voice of the tour guide in "Jurassic Park"

Reprised guest role as Hayden Langston in an episode of "Picket Fences" scripted by Kelley; received Emmy Award

Narrated "Search for Lost Worlds" series for the Discovery Channel

Last TV acting role before his death, portrayed a painter in an episode of "Ally McBeal" (Fox), written by David E Kelley

Final film appearance, as a doctor in the hit "Patch Adams"

Final acting role, as Sharon Lawrence's restarauteur father in the CBS movie "Blue Moon"