I presume you mean the Hallmark Hall of Fame.
In 1980, Henry Fonda portrayed the real-life person Clarence Gideon in the HHF production of Gideon's Trumpet , the true story of the Supreme Court decision that all American citizens deserve legal representation before the government can put them into jail.
Love on the slopes
Amy Fishman, who he adopted in 1953 after his marriage to Susan Blanchard.
Admiral Chester Nimitz -- a role he reprised in Midway.
Electric Horsemen
Yes, Hentry Fonda served three years as a Quartermaster 3rd in the Navy and as Junior Grade in the Air Combat Intelligence in the Central Pacific. He earned a Presidential Citation and a Bronze Star. He did not want to be in war films but the real war. He had also raised money for the defense of Britain.
Tom Cruise played a Vietnam War veteran named Ron Kovic in the movie, "Born on the Fourth of July. There is another powerful anti war movie about a paraplegic veteran called Coming Home. It starred Jon Voigt and Jane Fonda. And there was a still earlier film on the same theme starring Marlon Brando called The Men.
Amy Fishman, who he adopted in 1953 after his marriage to Susan Blanchard.
Admiral Chester Nimitz -- a role he reprised in Midway.
Wyatt Earp
Henry Fonda
Henry Fonda & Jack Lemmon
Henry Winkler and Marie Osmond were early considerations to play Danny and Sandy in the movie "Grease"
Henry Fonda won his only Best Actor Oscar and Katharine Hepburn her fourth for Best Actress in the 1981 film based on the stage play by Ernest Thompson. The film version also starred Jane Fonda, Dabney Coleman and Doug McKeon.
In the 2011 movie Horrid Henry, Dick and Dom play the characters Too Cool for School.
yes
He didn't actually play it.
Electric Horsemen
Jane Fonda