- Received his Air Force commission on the day he married his first wife, June Nelson, in 1943.
- Served as a producer-director of the Armed Forces Radio Service during World War II.
- Played Marshal Matt Dillon in the original CBS radio version of Gunsmoke.
- Second wife, Tippy Stringer, was the widow of newscaster Chet Huntley.
- Was inducted into the Radio Hall of Fame in 1977.
- Though he's not in the movie, was given one of the original Maltese Falcon statue props by studio head Jack Warner.
- 1973, Emmy — Outstanding Continued Performance by an Actor in a Leading Role in a Drama, Continuing: Nominee
- 1972, Golden Globe — Actor in a Leading Role - Drama Series or Television Movie: Nominee
- 1973, Golden Globe — Best Performance by an Actor in a Television Series - Drama: Nominee
- 1974, Emmy — Outstanding Lead Actor in a Drama Series: Nominee
- Christopher Conrad — Son
- Tippy Stringer Huntley Conrad — Wife
- June Nelson — Wife (deceased)
- Attended Fullerton College, Fullerton, CA
Season 1, Episode 30
- Birth Name: John William Cann Jr.
- Birth Place: Louisville, KY
- Birthday: September 27, 1920, Libra
- Died: February 11, 1994
- Profession: Actor, Director