It's My Party

It's My Party Cast

42 cast members · 31 with popularity data

Full Cast

Sorted by Buzz Score · May 21, 2026

Olivia Newton-John

Cassandra Peterson

Bronson Pinchot

Christopher Atkins

Gregory Harrison

Sally Kellerman

#10,917 overall

Brandon's mother

#13,756 overall

#14,773 overall

#17,054 overall

Dennis Christopher

#17,112 overall

Party Guest (uncredited)

#19,915 overall

#24,218 overall

#28,046 overall

Party Guest (uncredited)

#30,886 overall

#33,576 overall

Devon Gummersall

#37,324 overall

Eugene Robert Glazer

#42,096 overall

#43,111 overall

#46,199 overall

#50,621 overall

#51,244 overall

#62,465 overall

Robert Fitzpatrick

#62,177 overall

Jon David Casey

Miss Texas-At-Large

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