| Guest Stars |
| •Ann-Margret | played | Song Performer 'It All Started in Someone's Head'/Presenter - Music Awards | Recurring (third appearance) |
| •Barbra Streisand | played | Song Performer 'Theme from A Star Is Born - Evergreen'/Winner - Best Original Song | Recurring (third appearance) |
| •Chevy Chase | played | Himself - Presenter | Recurring (first appearance) |
| •Cicely Tyson | played | Herself - Presenter: Irving G. Thalberg Memorial Award | Recurring (first appearance) |
| •Donald Sutherland | played | Himself - Presenter: Best Cinematography | Recurring (first appearance) |
| •Ellen Burstyn | played | Co-Host | Recurring (first appearance) |
| •Faye Dunaway | played | Herself - Best Actress Winner | Recurring (second appearance) |
| •Jack Nicholson | played | Himself - Presenter: Best Picture | Recurring (first appearance) |
| •Jane Fonda | played | Co-Host | Recurring (second appearance) |
| •Jason Robards | played | Himself | Recurring (second appearance) |
| •Louise Fletcher | played | Herself - Presenter: Best Actress | Recurring (first appearance) |
| •Muhammad Ali | played | Himself - Co-presenter: Best Supporting Actress | Recurring (first appearance) |
| •Paddy Chayefsky | played | Himself - Best Original Screenplay Winner | Recurring (second appearance) |
| •Paul Williams (1) | played | Himself - Best Song Winner | Recurring (first appearance) |
| •Richard Pryor | played | Co-Host | Recurring (first appearance) |
| •Sylvester Stallone | played | Himself - Co-presenter: Best Supporting Actress | Recurring (first appearance) |
| •Tatum O'Neal | played | Herself - Presenter: Best Supporting Actor | Recurring (first appearance) |
| •Warren Beatty | played | Co-Host | Recurring (second appearance) |
| •William Holden | played | Himself - Presenter: Best Film Editing | Recurring (5th appearance) |
| •Barbara Kopple | played | Herself - Best Documentary Feature Winner | |
| •Beatrice Straight | played | Herself - Best Supporting Actress Winner | |
| •Ben Vereen | played | Song Performer 'Gonna Fly Now' | |
| •Edward Albert | played | Song Performer 'A World That Never Was' | |
| •Eletha Finch | played | Herself - accepting Best Actor Award for her late husband Peter Finch | |
| •Irwin Winkler | played | Himself - Best Picture Winner, as producer | |
| •Jeanne Moreau | played | Herself - Presenter: Best Director | |
| •Jerry Goldsmith | played | Himself - Winner - Best Original Score | |
| •John G. Avildsen | played | Himself - Best Director Winner | |
| •Leonard Rosenman | played | Himself - Winner - Best Score Adaptation | |
| •Lillian Hellman | played | Herself - Presenter: Documentary Awards | |
| •Liv Ullmann | played | Herself - Presenter: Best Actor | |
| •Lynne Littman | played | Herself - Best Documentary Short Winner | |
| •Marthe Keller | played | Herself - Presenter: Best Art Direction-Set Decoration | |
| •Marty Feldman | played | Himself - Presenter: Best Live Action Short | |
| •Neil Diamond | played | Himself - Presenter: Best Song | |
| •Norman Mailer | played | Himself - Presenter: Writing Awards | |
| •Pandro S. Berman | played | Himself - Thalberg Award Recipient | |
| •Pearl Bailey | played | Herself (Herself - Presenter: Best Foreign Language Film) | |
| •Red Skelton | played | Himself - Presenter: Best Sound | |
| •Richard Halsey | played | Himself - Best Editing Winner | |
| •Robert Chartoff | played | Himself - Best Picture Winner, as producer | |
| •Roy Scheider | played | Himself - Presenter: Special Achievement Award | |
| •Scott Conrad | played | Himself - Best Editing Winner | |
| •Tamara Dobson | played | Herself - Presenter: Best Costume Design | |
| •Tom Jones (1) | played | Song Performer 'Come to Me' | |
| •Tony Vivante | played | Song Performer 'Ave Satani' | |
| •Willie Goldman | played | Himself - Best Adapted Screenplay Winner | |
