
Actor
Pernell Roberts
Born 1928 · Waycross, Georgia, U.S.
Pernell Elvin Roberts, Jr. (May 18, 1928 – January 24, 2010) was an American stage, movie and television actor as well as singer. In addition to guest starring in over 60 television series, he was widely known for his roles as Ben Cartwright's eldest son, Adam Cartwright, on the western series Bonanza, a role he played from 1959 to 1965 — and as chief surgeon Dr. John McIntyre, the title character on Trapper John, M.D. (1979–1986). He was also widely known for his life-long activism, which included participation in the Selma to Montgomery marches in 1965 and pressuring NBC to refrain from hiring whites to portray minority characters. Description above from the Wikipedia article Pernell Roberts, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Acting

Bonanza
Adam Cartwright · 1959

The Six Million Dollar Man
Mark Wharton · 1974

Mission: Impossible
President Beyron Rurich · 1966

The Rockford Files
B.J. Anderson · 1974

Hawaii Five-O
Lon Phillips · 1968

Quincy, M.E.
Sheriff Connelly · 1976

Diagnosis: Murder
Dr. Elliott Valin · 1993

Ride Lonesome
Sam Boone · 1959

The Wild Wild West
Sean O'Reilley · 1965

The Odd Couple
Billy Joe · 1970

The Love Boat
Brian Mallory · 1977

The Streets of San Francisco
Charley Finn · 1972

Gunsmoke
Nat Pilcher · 1955

Around the World in 80 Days
Captain Speedy · 1989

The Sheepman
Chocktaw Neal · 1958

Ironside
Frank Vincent · 1967

Centennial
General Asher · 1978

Ellery Queen
Rosh Kalee /Barney Groves /Major George Pearson · 1975

Have Gun, Will Travel
Maury Travis · 1957

Banacek
Matthew Donniger · 1972

Man from Atlantis
Clint Hollister · 1977

The Hardy Boys / Nancy Drew Mysteries
Detective Superintendant Molly · 1977

The Big Valley
Madigan · 1965

The Virginian
Jim Boyer Sr. · 1962