Olivia Newton-John. Olivia Newton-John was 31 in Olivia Newton-John: Hollywood Nights as 'Self'.
Gene Kelly. Gene Kelly was 67 in Olivia Newton-John: Hollywood Nights as 'Self'.
Andy Gibb. Andy Gibb was 22 in Olivia Newton-John: Hollywood Nights as 'Self'.
Elton John. Elton John was 33 in Olivia Newton-John: Hollywood Nights as 'Self'.
Tina Turner. Tina Turner was 40 in Olivia Newton-John: Hollywood Nights as 'Self'.
Karen Carpenter. Karen Carpenter was 30 in Olivia Newton-John: Hollywood Nights as 'Self'.
Dick Clark. Dick Clark was 50 in Olivia Newton-John: Hollywood Nights as 'Self'.
Chantal Contouri. Chantal Contouri was 30 in Olivia Newton-John: Hollywood Nights as 'Self'.
Ted Knight. Ted Knight was 56 in Olivia Newton-John: Hollywood Nights as 'Self'.
Cliff Richard. Cliff Richard was 39 in Olivia Newton-John: Hollywood Nights as 'Self'.
Toni Tennille. Toni Tennille was 39 in Olivia Newton-John: Hollywood Nights as 'Self'.Jeff Margolis. Jeff Margolis was >> in Olivia Newton-John: Hollywood Nights as 'Director'Don Segall. Don Segall was >> in Olivia Newton-John: Hollywood Nights as 'Writer'
Julie Brown. Julie Brown was 21 in Olivia Newton-John: Hollywood Nights as 'Writer'
Charlie Coffey. Charlie Coffey was >> in Olivia Newton-John: Hollywood Nights as 'Writer'
Alan Thicke. Alan Thicke was 33 in Olivia Newton-John: Hollywood Nights as 'Writer'