(1961) Voyage to the Bottom of the Sea

as Admiral Harriman Nelson

(1956) Forbidden Planet

as Dr. Edward Morbius

(1948) Command Decision

as Major General Roland Goodlow Kane

(1941) Man Hunt

as Captain Alan Thorndike

(1976) Two-Minute Warning

as The Pickpocket

(1952) The Hoaxters

as Narrator (voice)

(1952) The Sellout

as Haven D. Allridge

(1938) Too Hot to Handle

as Bill Dennis

(1952) The Bad and the Beautiful

as Harry Pebbel

(1965) Cinderella

as King

(1978) Sextette

as The Chairman

(1942) Mrs. Miniver

as Clem Miniver

(1940) Dark Command

as William 'Will' Cantrell

(1949) The Red Danube

as Col. Michael S. 'Hooky' Nicobar

(1976) Won Ton Ton: The Dog Who Saved Hollywood

as Grayson's Butler

(1941) How Green Was My Valley

as Mr. Gruffydd

(1954) Executive Suite

as Frederick Y. Alderson

(1949) That Forsyte Woman

as le jeune Jolyon Forsyte

(1952) Million Dollar Mermaid

as Frederick Kellerman

(1954) Deep in My Heart

as J.J. Shubert

(1943) Madame Curie

as Pierre Curie

(1938) The Girl of the Golden West

as Sheriff Jack Rance

(1962) Big Red

as James Haggin

(1973) The Neptune Factor

as Dr. Samuel Andrews

(1968) Funny Girl

as Florenz Ziegfeld

(1940) The House Across the Bay

as Tim Nolan

(1937) Saratoga

as Hartley Madison

(1956) These Wilder Years

as James Rayburn

(1939) Nick Carter, Master Detective

as Nicholas 'Nick' Carter, aka Robert Chalmers

(1940) Sky Murder

as Nick Carter

(1940) Phantom Raiders

as Nick Carter

(1962) Advise & Consent

as Senate Majority Leader

(1958) Swiss Family Robinson

as Father

(1951) The Unknown Man

as Dwight Bradley 'Brad' Masen

(1944) Mrs. Parkington

as Major Augustus Parkington

(1955) The Glass Slipper

as Narrator (voice)

(1953) Dream Wife

as Walter McBride

(1948) Julia Misbehaves

as William Sylvester Packett

(1969) Rascal

as Sterling North (voice)

(1936) Big Brown Eyes

as Richard Morey

(1973) Harry in Your Pocket

as Casey

(1956) The Rack

as Col. Edward W. Hall, Sr.

(1938) Listen, Darling

as Richard Thurlow

(1974) The Girl on the Late, Late Show

as John Pahlman

(1954) Men of the Fighting Lady

as Cmdr. Dowling

(1941) Blossoms in the Dust

as Sam Gladney

(1950) The Miniver Story

as Clem Miniver

(1954) The Last Time I Saw Paris

as James Ellswirth

(1945) Week-End at the Waldorf

as Chip Collyer

(1963) Two Colonels

as Colonello Henderson

(1941) Design for Scandal

as Jeff Sherman

(1940) Flight Command

as Squadron Commander Billy Gary

(1972) Skyjacked

as Sen. Arne Lindner

(1967) Warning Shot

as Orville Ames

(1942) White Cargo

as Mr. Harry Witzel

(1938) The Shopworn Angel

as Sam Bailey

(1975) Murder on Flight 502

as Charlie Parkins

(1943) The Youngest Profession

as Walter Pidgeon

(1930) Going Wild

as 'Ace' Benton

(1955) Hit the Deck

as Rear Adm. Daniel Xavier Smith

(2018) Scotty and the Secret History of Hollywood

as Self (archive footage)

(1946) Holiday in Mexico

as Jeffrey Evans

(1940) It's a Date

as John Arlen

(1947) If Winter Comes

as Mark Sabre

(1951) Calling Bulldog Drummond

as Major Hugh "Bulldog" Drummond

(1972) The Screaming Woman

as Dr. Amos Larkin

(1937) My Dear Miss Aldrich

as Ken Morley

(1951) Soldiers Three

as Col. Brunswick

(1934) Journal of a Crime

as Florestan

(1939) Stronger Than Desire

as Tyler Flagg

(1939) Society Lawyer

as Christopher Durant

(1931) The Hot Heiress

as Clay

(1938) Man-Proof

as Alan Wythe

(1975) You Lie So Deep, My Love

as Uncle Joe Padway

(1953) Scandal at Scourie

as Patrick J. McChesney

(1974) Live Again, Die Again

as Thomas Carmichael

(1937) She's Dangerous

as Dr. Scott Logan

(1931) Kiss Me Again

as Paul de St. Cyr

(1946) The Secret Heart

as Chris Matthews

(1976) The Lindbergh Kidnapping Case

as Judge Trenchard

(1930) Sweet Kitty Bellairs

as Lord Varney

(1930) Viennese Nights

as Franz von Renner

(1930) Bride of the Regiment

as Colonel Vultow

(1967) How I Spent My Summer Vacation

as Lewis Gannet

(1970) The Mask of Sheba

as Dr. Max van Condon

(1939) 6,000 Enemies

as Steve Donegan

(1970) House on Greenapple Road

as Mayor Jack Parker

(1930) Show Girl in Hollywood

as Premiere Emcee

(1968) The Vatican Affair

as Herbert Cummings

(1936) Fatal Lady

as David Roberts

(1989) Fritz Lang, drawings for a film

as Captain Alan Thorndike (stills from Man Hunt)

(1932) Rockabye

as Al Howard

(1930) An Intimate Dinner in Celebration of Warner Bros. Silver Jubilee

as Self

(1951) Quo Vadis

as Narrator (voice) (uncredited)

(1927) The Gorilla

as Stevens

(1930) The Gorilla

as Arthur Marsden

(1974) That's Entertainment!

as (archive footage) (uncredited)

(1933) The Kiss Before the Mirror

as Lucy's Lover

(1937) A Girl with Ideas

as Mickey McGuire

(1940) A New Romance of Celluloid: The Miracle of Sound

as Self

(1959) Meet Me in St. Louis

as Alonzo Smith

(1926) Mannequin

as Martin Innesbrook

(1928) Clothes Make the Woman

as Victor Trent

(1976) That's Entertainment, Part II

as (archive footage)

(1944) Twenty Years After

as (archive footage)

(1937) As Good as Married

as Fraser James

(1937) Girl Overboard

as Paul Stacey

(1926) Miss Nobody

as Bravo

(1928) Melody of Love

as Jack Clark

(1928) Turn Back the Hours

as Philip Drake

(1991) Preminger: Anatomy of a Filmmaker

as actor 'Advise and 'Consent' (archive footage) (uncredited)

(1926) The Outsider

as Basil Owen

(1927) Sumuru

as Paul Sinclair

(1926) Old Loves and New

as Clyde Lord Geradine

(1927) The Heart of Salome

as Monte Carroll

(1929) Her Private Life

as Ned Thayer

(1926) Marriage License?

as Paul

(1928) The Gateway of the Moon

as Arthur Wyatt

(1927) The 13th Juror

as Richard Marsden

(1928) Woman Wise

as United States Consul

(1929) A Most Immoral Lady

as Tony Williams

(1934) Good Badminton

as Walter

(1929) The Voice Within

as ---

(1963) The Shortest Day

as Ernest Hemingway (uncredited)

(1975) The Lion Roars Again

as Self

(1963) Burke's Law

as B.G. Perkins

(1965) The F.B.I.

as Leo Roland

(1957) Perry Mason

as Sherman Hatfield

(1959) Rawhide

as General Augustus Perry

(1964) Daniel Boone

as Lord Dunsmore

(1956) The Dinah Shore Chevy Show

as Self

(1956) Dick Powell's Zane Grey Theatre

as Jess Clark

(1963) Breaking Point

as ---

(1961) Dr. Kildare

as Dr. Charles Priest

(1976) Gibbsville

as ---

(1957) Tonight Starring Jack Paar

as Self

(1956) Dick Powell's Zane Grey Theatre

as Dave King

(1948) The Ed Sullivan Show

as Self

(1973) The American Film Institute Salute to ...

as Self

(1960) Checkmate

as John Baker

(1950) What's My Line?

as Self - Mystery Guest

(1950) What's My Line?

as Self - Panelist

(1973) The Snoop Sisters

as Keith Follett

(1944) Golden Globe Awards

as Self - Presenter

(1967) The Danny Thomas Hour

as Jason Merrill