| Film Title and Date | Ahn’s Role |
|---|---|
| Scream in the Night (1935?) [Released 1943] | Wu Ting |
| Anything Goes (1936) | Chinese boy |
| Counterfeit Lady (1936) | Maine |
| The General Died at Dawn (1936) | Oxford |
| Klondike Annie (1936) | Wing |
| Stowaway (1936) | Sun Lo |
| China Passage (1937) | Dr. Fang Tu |
| Daughter of Shanghai (1937) | Kim Lee |
| The Good Earth (1937) | Captain |
| I Promise to Pay (1937) | Taka |
| Something to Sing
About (1937) aka Battling Hoofer (1937) | Ito |
| Tex Rides with the Boy Scouts (1937) | Sin Fung |
| Thank You, Mr. Moto (1937) | Prince Chung |
| Think Fast, Mr. Moto (1937) | Switchoard operator |
| Charlie Chan in Honolulu (1938) | Wing Foo |
| Hawaii Calls (1938) | Julius |
| Red Barry (1938) [serial] | Hong Kong Cholly |
| Roaring Timber (1938) | Crooner |
| Barricade (1939) | Colonel Wai Kang |
| Disputed Passage (1939) | Dr. Fung |
| Island of Lost Men (1939) | Sam Ring |
| King of Chinatown (1939) | Robert "Bob" Li |
| North of Shanghai (1939) | Chinese Doctor |
| Panama Patrol (1939) | Suri |
| Passage from Hong Kong (1940) | |
| The Shadow (1940) [serial] | Wu Yung |
| They Met in Bombay (1941) | Japanese officer |
| Across the Pacific (1942) | Informer inside theater |
| China Girl (1942) | Dr. Kai Young |
| Let's Get Tough (1942) | Joe Matsui |
| Ship Ahoy (1942) | Koro Sumo |
| Submarine Raider (1942) | First Officer Kawakami |
| The Tuttles of Tahiti (1942) | Emily’s servant |
| We Were Dancing (1942) | Chinaman |
| A Yank on the Burma Road (1942) | Dr. Franklin Ling |
| Adventures of Smilin’ Jack (1943) [serial] | Wu Tan |
| Adventures of the Flying Cadets (1943) [serial] | |
| The Amazing Mrs. Holliday (1943) | Major Ching |
| Around the World (1943) | Foo |
| Behind the Rising Sun (1943) | Japanese Officer |
| China (1943) | Lin Cho, First Brother |
| December 7th (1943) | Shinto priest |
| Don Winslow of the Coast Guard (1943) [serial] | Hirota |
| The Man from Down Under (1943) | Japanese Commander |
| They Got Me Covered (1943) | Nichimuro |
| Dragon Seed (1944) | Leader of city people |
| The Keys of the Kingdom (1944) | Mr. Pao |
| The Purple Heart (1944) | Saburo Goto |
| The Story of Dr. Wassell (1944) | Ping |
| Back
to Bataan (1945) aka The Invisible Army (1945) | Colonel Kuroki |
| Betrayal from the East (1945) | Kato |
| Blood on the Sun (1945) | Yamamoto |
| China Sky (1945) | Dr. Kim |
| China's Little Devils (1945) | Farmer |
| God Is My Co-Pilot (1945) | Japanese announcer |
| They Were Expendable (1945) | Army orderly |
| The Chinese Ring (1947) | Captain Kong |
| Intrigue (1947) | Lui Chen |
| Saigon (1947) | Boss merchant |
| Singapore (1947) | Bartender |
| The Cobra Strikes (1948) | Kasim |
| The Creeper (1948) | Wong |
| The Miracle of the Bells (1948) | Ming Gow |
| Rogues’ Regiment (1948) | Tran Duy Gian |
| Women in the Night (1948) | Professor Kunioshi |
| Boston Blackie's Chinese Venture (1949) | Wong |
| Impact (1949) | Ah Sing |
| State Department—File 649 (1949) | Colonel Aram |
| The Big Hangover (1950) | Dr. Lee |
| The Glass Menagerie (1950) | Sailor |
| Halls of Montezuma (1950) | Nomura |
| China Corsair (1951) | Wong San |
| I Was an American Spy (1951) | Captain Arito |
| Secrets of Monte Carlo (1951) | Wong |
| The Sickle or the Cross (1951) | Chinese Official |
| Battle Zone (1952) | Korean |
| Japanese War Bride (1952) | Eitaro Shimizu |
| Macao (1952) | Itzumi |
| Red Snow (1952) | Tuglu |
| Target: Hong Kong (1952) | Sin How |
| Battle Circus (1953) | Korean Prisoner |
| China Venture (1953) | Admiral Amara |
| Fair Wind to Java (1953) | Gusti |
| His Majesty O'Keefe (1953) | Sien Tang |
| Hell's Half Acre (1954) | Roger Kong |
| The Shanghai Story (1954) | Major Ling Wu |
| The Left Hand of God (1955) | Jan Teng |
| Love Is a Many-Splendored Thing (1955) | Third Uncle |
| Around the World in 80 Days (1956) | Chinese Man |
| Battle Hymn (1957) | Old Man |
| The Way to the Gold (1957) | Mr. Ding, cafe owner |
| Hong Kong Confidential (1958) | Chung |
| Never So Few (1959) | Nautaung |
| Yesterday's Enemy (1959) | Yamazaki |
| The Great Impostor (1960) | Hun Kin |
| One-Eyed Jacks (1961) | Uncle |
| Confessions of an
Opium Eater (1962) aka Souls for Sale | Ching Foon |
| A Girl Named Tamiko (1962) | Akiba |
| Diamond Head (1963) | Emekona |
| Shock Corridor (1963) | Doctor Fong |
| Paradise—Hawaiian Style (1965) | Moki Kaimana |
| Karate Killers (1967) [television] | Sazami Kyushu |
| Thoroughly Modern Millie (1967) | Tea |
| Hawaii Five-O (1968) [Television] | Attorney General |
| Kung Fu (1972) (TV) | Master Kan |
| "Kung Fu" [television series] (1972) | Master Kan |
| Voodoo Heartbeat (1972) | |
| The World’s Greatest Athlete (1973) | Chinese man |
| Jonathan Livingston Seagull (1973) | Chang’s Voice |
| The Killer Who Wouldn’t Die (1976) [Television] | Soong (guest) |
| Portrait of a Hitman
(1977) aka Jim Buck; The Last Contract | Wong |