Happy Days

1974 · Writer

Laverne & Shirley

1976 · Director, Writer

The Odd Couple

1970 · Writer

Amazing Stories

1985 · Writer

Robots

2005 · Writer, Acting

Reunited Apart

2020 · Acting

Splash

1984 · Writer, Acting

Angie

1979 · Director

A League of Their Own

1992 · Writer

Tooth Fairy

2010 · Writer

City Slickers

1991 · Writer

Joanie Loves Chachi

1982 · Director, Writer

Busting Loose

1977 · Writer

EDtv

1999 · Writer

Where the Heart Is

2000 · Writer

Spies Like Us

1985 · Writer

Parenthood

1989 · Writer, Acting

Paul Sand in Friends and Lovers

1974 · Writer

Greedy

1994 · Writer, Acting

Multiplicity

1996 · Writer

Gung Ho

1986 · Writer

Hiller and Diller

1997 · Writer

Gung Ho

1986 · Writer

Fever Pitch

2005 · Writer

Brothers and Sisters

1979 · Director

City Slickers II: The Legend of Curly's Gold

1994 · Writer

Night Shift

1982 · Writer

Fathers' Day

1997 · Writer

Makin' It

1979 · Director, Writer

Forget Paris

1995 · Writer

Vibes

1988 · Writer

Knight & Daye

1989 · Writer

Take Five

1987 · Writer

Mr. Saturday Night

1992 · Writer, Acting

The Happy Days of Garry Marshall

2020 · Acting

Making a 'Splash'

2004 · Acting

The Dialogue: An Interview with Screenwriters Lowell Ganz and Babaloo Mandel

2006 · Acting

Mr. Saturday Night

2022 · Writer

The Further Adventures of Wally Brown

1980 · Director

America 2100

1979 · Writer

Channel 99

1988 · Writer

Herndon

1983 · Writer

The Lovebirds

1979 · Writer

Hiller and Diller

Writer