Joined the army in late 1950s and served in Korea; wrote for <i>Stars and Stripes</i> and the <i>Seoul News</i>; served as production chief for the Armed Forces Radio Network
Played drums with own jazz group
Worked as sports reporter for NYC's <i>Daily News</i>
Hired as writer for "The Tonight Show" (NBC), starring Jack Paar
Brought to Hollywood to write for "The Joey Bishop Show" (NBC)
With partner Jerry Belson wrote episodes for sitcoms like "The Danny Thomas Show" (ABC), "The Lucy Show" (CBS) and "The Dick Van Dyke Show" (CBS)
TV special writing debut (with Belson), "Think Pretty" (NBC)
Wrote for the NBC series "I Spy"
Created and produced (with Belson) the short-lived NBC sitcom "Hey, Landlord" (NBC); Quincy Jones supplied the music; Sally Field and Jack Albertson played recurring characters
Screenwriting debut with the romantic comedy "How Sweet It Is" starring James Garner and Debbie Reynolds; produced and scripted with Belson; helmed by veteran TV director Jerry Paris
Feature film acting debut, "Psych-Out"
Co-wrote (with Belson) "The Grasshopper"; also directed by Paris
Enjoyed first series success as creator and executive producer (with Belson) of "The Odd Couple" (ABC); sister Penny joined show from 1971-75 in part of Myrna Turner
TV-movie debut as producer, "Evil Roy Slade" (NBC); directed by Paris and co-written with Belson
Wrote and produced the ABC pilot "Love and the Happy Days"; aired as part of "Love, American Style"; future "Happy Days" cast members Ron Howard, Marion Ross and Anson Williams were on board, but Harold Gould played the father and Jackie Coogan portrayed Uncle Harold
Created and executive produced the NBC comedy "The Little People/The Brian Keith Show"
Debut as playwright with "Shelves" at an Illinois dinner theater
Created and executive produced the long-running ABC sitcom "Happy Days"
Creator and executive producer of the successful "Happy Days" spin-off, "Laverne and Shirley" (ABC), starring sister Penny as Laverne and Cindy Williams as Shirley
Directed episodes of "Blansky's Beauties" (ABC); also executive produced
Executive produced ABC's "Mork and Mindy"; also directed episodes of the hit series; show was another spin-off from "Happy Days"
Co-wrote (with Jerry Belson) the play "The Roast"; closed on Broadway after only four performances
Feature directorial debut, "Young Doctors in Love"
Co-wrote and directed the charming "The Flamingo Kid"
Played a casino owner in Albert Brooks' "Lost in America"
Acted in sister Penny's feature directorial debut, "Jumpin' Jack Flash"
Directed "Overboard," starring Kurt Russell and Goldie Hawn
Helmed "Beaches," starring Bette Midler; initial collaboration with director of photography Dante Spinotti
Directed the romantic comedy "Pretty Woman" with Julia Roberts and Richard Gere; film became one of Disney's highest grossing live-action films (with over $400 million worldwide)
Portrayed candy manufacturing magnate Walter Harvey in "A League of Their Own"; directed by sister Penny Marshall; script by Lowell Ganz and Babaloo Mandel
Co-wrote (with Lowell Ganz) the play "Wrong Turn at Lungfish"; opened off-Broadway after successful runs in Los Angeles and Chicago
Played recurring role as network boss Stan Lansing on popular CBS sitcom "Murphy Brown"
Executive produced and starred in Showtime movie "The Twilight of the Golds"; based on the play by Jonathan Tolins
Became a theater proprietor, opening the doors of the new Falcon Theatre in Burbank, CA
Inducted into the Bronx Hall of Fame
Helmed (also co-scripted) "The Other Sister"; third collaboration with Spinotti
Portrayed a smarmy studio executive in "This Space Between Us"
Executive produced and directed the Showtime documentary "Garry Marshall on Marriage in the 20th Century: In Search of the Happy Ending"
Reteamed with Gere and Roberts as director of "The Runaway Bride"; ninth film with actor Hector Elizando
Directed stage production of "Crimes of the Heart" at his Falcon Theater in Los Angeles
Directed Anne Hathaway in the comedy "The Princess Diaries"
Directed Kate Hudson in the comedy "Raising Helen"
Again directed Anne Hathaway in "The Princess Diaries 2: Royal Engagement"
Voiced Buck Cluck in the animated feature "Chicken Little"
Cast opposite Jeremy Piven in the indie comedy "Keeping Up with the Steins"; directed by son Scott Marshall
Helmed the comedy-drama "Georgia Rule" starring Lindsay Lohan, Jane Fonda and Felicity Huffman
Was the opera stage director of San Antonio Opera's performance
of "Elixir of Love"
Played a government scientist in "Race to Witch Mountain," a re-imagining of the original 1975 film "Escape to Witch Mountain"
Directed an ensemble cast in the romantic comedy "Valentine's Day"
Directed another ensemble, including Robert De Niro and Halle Berry, in the romantic comedy "New Year's Eve"