Donald Douglas
- Mr. Palfrey of Westminster
1984 Bunny Kingston
- Budgie
1971 Tony Pringle
- ITV Playhouse
1967 John Roberts
- Petticoat Junction
1963 Mr. Wilson
- Moonstrike
1963 Flight Lieutenant Bill Crawford
- Gilda
1946 Thomas Langford
- The Truth About Murder
1946 Paul Marvin
- Tokyo Rose
1946 Timothy O'Brien
- The Strange Mr. Gregory
1945 John Randall
- Club Havana
1945 Johnny Norton (as Don Douglas)
- Grissly's Millions
1945 Ellison Hayes
- Tarzan and the Amazons
1945 Andres
- A Royal Scandal
1945 Variatinsky (uncredited)
- Murder, My Sweet
1944 Police Lt. Randall
- The Falcon Out West
1944 Attorney Steven Hayden
- Heavenly Days
1944 Dr. George Gallup
- Show Business
1944 Charlie Lucas (as Don Douglas)
- Tall in the Saddle
1944 Harolday
- The More the Merrier
1943 FBI Agent Harding
- Appointment in Berlin
1943 Bill Banning (uncredited)
- Wintertime
1943 Jay Rogers (uncredited)
- Behind the Rising Sun
1943 O'Hara
- He's My Guy
1943 Kirk (as Don Douglas)
- Action in the North Atlantic
1943 Lieutenant-Commander (uncredited)
- Little Tokyo, U.S.A.
1942 Hendricks
- Don't Talk
1942 FBI Agent Jack Sampson
- On the Sunny Side
1942 Mr. George Andrews (as Don Douglas)
- Tales of Manhattan
1942 Henderson
- Juke Box Jenny
1942 Roger Wadsworth
- The Get-Away
1941 James 'Jim' Duff (as Don Douglas)
- The Great Swindle
1941 Bill Farrow
- Dead Men Tell
1941 Jed Thomasson
- Whistling in the Dark
1941 Deputy Commissioner O'Neill
- The Night of January 16th
1941 Attorney Polk
- Murder Among Friends
1941 Joe Ellis
- Mercy Island
1941 Clay Foster
- Hold Back the Dawn
1941 Joe (uncredited)
- Melody Lane
1941 J. Roy Thomas
- A Shot in the Dark
1941 Roger Armstrong
- Sergeant York
1941 Captain Tillman (uncredited)
- Cheers for Miss Bishop
1941 Delbert Thompson
- Sleepers West
1941
- The Pittsburgh Kid
1941 (uncredited)
- I Love You Again
1940 Herbert
- Charlie Chan in Panama
1940 Captain Lewis
- Flight Command
1940 1st Duty Officer
- A Fugitive from Justice
1940 Lee Leslie
- Calling Philo Vance
1940 Philip Wrede
- Edison, the Man
1940 Jordan
- Deadwood Dick
1940 Dick Stanley, aka Deadwood Dick
- Gallant Sons
1940 Hackberry
- Dr. Kildare's Strange Case
1940 Mr. Grayson (uncredited)
- Island of Doomed Men
1940 Department of Justice Official
- Fugitive at Large
1939 Stevens
- The Zero Hour
1939 Stewart Brewster
- Stronger Than Desire
1939 Mack Clark - Flagg's Investigator (uncredited)
- Smashing the Money Ring
1939 Gordon (uncredited)
- Pacific Liner
1939 Ship's Officer (uncredited)
- The Mysterious Miss X
1939 Clarence Fredericks
- Jesse James
1939 Infantry Captain (uncredited)
- Wings of the Navy
1939 Officer of the Day
- Fast and Loose
1939 Forbes
- Within the Law
1939 Inspector Burke
- Mr. Moto in Danger Island
1939 Ship's Officer - Fight Referee
- Second Fiddle
1939 Film Director
- The House of Fear
1939 John Woodford
- Sabotage
1939 Joe Grayson
- On Dress Parade
1939 Col. Wm. Duncan
- Forgotten Victory
1939 Mark Carleton
- Convicted
1938 District Attorney
- Law of the Texan
1938 Chet Hackett
- Come Across
1938 Special Agent Thomas
- Smashing the Rackets
1938 Harry Spaulding
- Judge Hardy's Children
1938 J.J. Harper (uncredited)
- The Crowd Roars
1938 Murray
- The Spider's Web
1938 Jenkins
- Fast Company
1938 Lt. James Flanner
- Special Inspector
1938 Williams
- The Women Men Marry
1937 Auctioneer McVey (uncredited)
- Madame X
1937 Mr. Edison
- Navy Blue and Gold
1937 Lt. North (uncredited)
- Headin' East
1937 Eric Ward
- The Love Department
1935 Gooper Goopalowski (uncredited)
- Sequoia
1935 Forest Ranger (uncredited)
- Men in White
1934 Mac
- Tomorrow's Children
1934 Dr. Brooks
- Lazy River
1934 Officer
- A Woman's Man
1934 Walter Payson - Horseback Rider
- He Couldn't Take It
1933 Oakley
- Murder in the Pullman
1932 Vincent Lynch
- Life Begins
1932 Medical Student (uncredited)
- The Great Gabbo
1929 Frank
- Tonight at Twelve
1929 Tom Stoddard
