Howard Keel

Harold Clifford Keel (April 13, 1919 – November 7, 2004), known professionally as Howard Keel, was an American actor and singer. He starred in many film musicals of the 1950s. He is best known to modern audiences for his starring role in the CBS television series Dallas from 1981 to 1991, as Clayton Farlow, opposite Barbara Bel Geddes's character, but to an earlier generation, he was known as the star of some of the most famous MGM film musicals ever made, with a rich baritone singing voice. Description above from the Wikipedia article Howard Keel, licensed under CC-BY-SA,full list of contributors on Wikipedia.
Cast

Kismet
The Poet

The Day of the Triffids
Bill Masen
The Hoaxters
Narrator (voice)

Annie Get Your Gun
Frank Butler

The War Wagon
Levi Walking Bear

Kiss Me Kate
Fred Graham, "Petruchio"

Calamity Jane
Wild Bill Hickok

Lovely to Look At
Tony Naylor

Texas Carnival
Slim Shelby

Seven Brides for Seven Brothers
Brother Adam Pontipee

Ride, Vaquero!
King Cameron

Show Boat
Gaylord Ravenal

Pagan Love Song
Hazard Endicott

Callaway Went Thataway
Stretch Barnes / Smoky Callaway

Creepy Classics
Bill Masen - (archive footage)

That's Entertainment! III
Self - Co-Host / Narrator

Floods of Fear
Donovan

Waco
'Waco'

Red Tomahawk
Capt. Tom York

Desperate Search
Vince Heldon

Hollywood: The Dream Factory
Self (archive footage)

Jupiter's Darling
Hannibal

Three Guys Named Mike
Mike Jamison

Arizona Bushwhackers
Lee Travis

The Big Fisherman
Simon Peter

Rose Marie
Capt. Mike Malone

The Small Voice
Boke

Across the Wide Missouri
Narrator (voice) (uncredited)

Kiss Me, Kate
Fred Graham

That's Entertainment!
(archive footage)

Armored Command
Col. Devlin
Cole Porter in Hollywood: Too Darn Hot
Self

Fast Company
Rick Grayton

Hart to Hart: Home Is Where the Hart Is
Capt. Quentin "Jack" Jackson

Deep in My Heart
Performer in My Maryland

Frankie Laine: An American Dreamer
Self

That's Entertainment, Part II
(archive footage)
Sobbin' Women: The Making of 'Seven Brides for Seven Brothers'
Himself - Host

That's Dancing!
From 'Kiss Me Kate' (archive footage)

Inside the Dream Factory
Self

Night of 100 Stars
Self

Hollywood Singing and Dancing: A Musical History - The 1950s: The Golden Era of the Musical
Self (archive)

James Bond: The First 21 Years
Self

Royal Variety Performance 1984
Unknown