Played angry, aging Jewish radical in Herb Gardner's film version of his play "I'm Not Rappaport"; co-starred Ossie Davis
"House Calls", his first film with Glenda Jackson, teamed him again with Carney who offered an hysterical turn as the addle-brained head of surgery at Matthau's hospital; also acted in Ritt's "Casey's Shadow"
Again collaborated with Ritchie on "The Couch Trip"; also played a priest who exorcises the devil out of a woman in Roberto Begnini's "The Little Devil" (never released in USA)
Essayed Albert Einstein for Fred Schepisi's "I.Q.", which reteamed him with Gene Saks playing one of his cronies
Hired as an understudy for the Broadway production of "Anne of the Thousand Days"; eventually made Broadway debut as the 85-year-old Bishop Fisher
Played a cynical newsman investigating Andy Griffith's character in "A Face in the Crowd"
Reteamed with Ritchie on "The Survivors", co-starring Robin Williams
Reteamed with Saks for "Cactus Flower", acting opposite Ingrid Bergman and Goldie Hawn (who won a Best Supporting Actress Oscar in her first significant film role)
Second film version of a Neil Simon play, "Plaza Suite"
Sole film as director, "The Gangster Story"; also co-starred
Starred in short-lived syndicated TV series, "Tallahassee 7000"
Upon Army discharge went to Reno, Nevada, to work for Railway Express; eventually moved back to NYC
Acted in "Mrs. Lambert Remembers Love" (CBS), directed by son Charles Matthau
Acted opposite Carol Burnett in Martin Ritt's "Pete 'n' Tillie"
Appeared in first hit show, as co-star of Broadway production of "Will Success Spoil Rock Hunter?"
Cast as the ailing father in Diane Keaton's "Hanging Up", scripted by Delia and Nora Ephron; when a case of pneumonia forced him to leave the production early, son Charles stepped in and played his father's character in a few flashback scenes
Executive produced and starred in Walter Bernstein's remake of "Little Miss Marker"
First film with Jack Lemmon and first collaboration with writer-director Billy Wilder, "The Fortune Cookie"; won Best Supporting Actor Oscar
Made rare TV appearance in "Awake and Sing" (PBS)
Played Iago in "Philco Television Playhouse" (NBC) presentation of "Othello"
Professional stage debut at age 11 in "The Dishwasher", a musical comedy (date approximate)
Reprised role of Oscar to Lemmon's Felix in the ill-advised "The Odd Couple II", scripted by Simon
Reprised role opposite Lemmon in sequel, "Grumpier Old Men", which again featured Ann-Margret; also co-starred Sophia Loren
Reteamed with Carney in Gene Kelly's "A Guide for the Married Man"
Returned to the small screen as star of "The Incident" (CBS), directed by Joseph Sargent; appeared in two sequels, "Against Her Will: An Incident in Baltimore" (1992) and "Incident in a Small Town" (1994), both helmed by Delbert Mann
Reunited with Wilder, Lemmon and Burnett for the uneven remake of "The Front Page"
Turned in another fine, villainous turn in Stanley Donen's "Charade", starring Cary Grant and Audrey Hepburn
Was stock player with Orange County Playhouse (New York)
Appeared in 18 plays on Broadway
Co-starred with Jack Lemmon in "Grumpy Old Men", which reteamed him with Ann-Margret
Made a fine, irascible coach of "The Bad News Bears", directed by Michael Ritchie
Originated role of Oscar Madison on Broadway in Neil Simon's "The Odd Couple" opposite Art Carney as Felix Unger
Played bit parts in local Yiddish theater productions as child
Played romantic lead in Kelly's film version of the musical "Hello, Dolly!"; Barbra Streisand played Dolly Levi
Portrayed "gold digger" with murder on his mind in Elaine May's "A New Leaf"
Portrayed evil crime boss in Michael Curtiz's "King Creole", starring Elvis Presley
Portrayed the original grumpy old man, Mr. Wilson, in feature version of "Dennis the Menace"
Reprised "Odd Couple" role opposite Lemmon's Felix in film version directed by Gene Saks
Reteamed with Jackson on "Hopscotch"
TV debut in "Last Cruise", an episode of "Studio One" (CBS)
Appeared in summer stock with Erie County Playhouse (Pennsylvania) in "Ten Nights in a Bar Room"
Billed as Walter Matuschanskavasky for his cameo in "Earthquake", adding fuel to a flame he had fanned by jokingly telling a writer a few years before that it was his "real" name
Film acting debut as an evil saloon keeper in "The Kentuckian", directed by and co-starring Burt Lancaster
First of three films directed by Herbert Ross and scripted by Simon from his plays, "The Sunshine Boys", co-starring George Burns; earned another Oscar nod as Best Actor
First stage appearance in almost a decade (and to date last stage role), "Juno and the Paycock" in Los Angeles
Played James Mason's family friend in the underrated "Bigger Than Life", a forceful, realistic tale exposing both the good and bad of the wonder drug cortisone; produced by Mason
Played peg-leg Captain Red in Roman Polanski's "Pirates"
Reteamed with Ross, Simon and Elaine May on "California Suite"
Reteamed with son, acting in Charles' sophomore feature as director, "The Grass Harp", based on the novel by Truman Capote; in addition to Lemmon, Roddy McDowell, Sissy Spacek, Piper Laurie and Joe Don Baker acted in film
Reunited with Ross and Simon for "I Ought to be in Pictures"; first film with Ann-Margret
Served in US Army Air Force as radio operator and cryptographer; stationed in England, France and Germany
Slowed down by a serious heart attack; would have a quadruple by-pass operation in 1977
Starred as "Kotch", directed by Lemmon; earned first Oscar nomination as Best Actor
Starred opposite Burnett in "The Marriage Fool" (CBS), directed by son Charles
Third and last collaboration with Wilder, "Buddy Buddy", co-starring Lemmon
Twelfth acting collaboration with Lemmon, "Out to Sea"