Jill Clayburgh

Dr. Katherine "Kate" Gunzinger

Michael Douglas

Ben Lewin

Charles Grodin

Homer

Beverly Garland

Emma

Steven Hill

Jacob Gunzinger

Teresa Baxter

Maryanne

Joan Copeland

Rita

John Gabriel

Hunter

Charles Kimbrough

Jerome

Roger Robinson

Flicker

Jennifer Salt

Maisie

Daniel Stern

Cooperman

Dianne Wiest

Gail

Ron Frazier

Professor

Edwin McDonough

Professor

Toshi Toda

Professor

Robert Ackerman

Good Will Man

Raf Mauro

Jerry Lanz Man

Michael Alaimo

Man at Restaurant

Ernie Lively

Man at Restaurant (as Ernie Brown)

Noah Hathaway

Homer's Son

Marlyn Gates

Homer's Daughter

Raymond Singer

Rabbi

David Goodman

Man in Baseball Stands

James Desmond

Man in Baseball Stands

Steven Fromewick

Man in Baseball Stands

Joe Hamer

Man in Baseball Stands

Paul Blair

Self

Héctor López

Self

Joe Collins

Self

Frank McCormick

Self

Larry Doby

Self

Tony Ferrara

Self

Sal Maglie

Self

Bob Feller

Self

Mickey Mantle

Self

Roger Maris

Self

Whitey Ford

Self

Willard Marshall

Self

Al Forman

Self

Frank Messer

Self

Tom Gorman

Self

Johnny Orsino

Self

Bud Harrelson

Self

Dusty Rhodes

Self

Gene Hermanski

Self

Specs Shea

Self

Elston Howard

Self

Ron Tellefsen

Self

Monte Irvin

Self

Bobby Thomson

Self

Ed Kranepool

Self

Bill White

Self

John Kuchs

Self

Sal Yvars

Self

James Gammon

Connie Foxworth (uncredited)

Nora Heflin

Maisie (uncredited)

Lou Mulford

Woman at Restaurant (uncredited)

Daniel J. Travanti

Interviewer (uncredited)

Robert P. Fields

Young Baseball Fan (uncredited)