Knocked Up

Knocked Up Cast

66 cast members · 42 with popularity data

Most Popular Knocked Up Cast Members

James Franco is currently the most popular Knocked Up cast member online with a Attention Score of 9.5. 4 of 66 cast members rank in the top 1,000 actors online today. Updated October 13, 2026.

Sol (uncredited)

Self (uncredited)

Self (uncredited)

Self (uncredited)

Self (uncredited)

Katherine Heigl

Self (uncredited)

Self (uncredited)

Fantasy Baseball Guy

#10,636 overall

Catherine Reitman

Alison's Friend

#12,486 overall

#12,769 overall

Loudon Wainwright III

#12,953 overall

#13,546 overall

Alison's Friend

#14,546 overall

#17,316 overall

#19,862 overall

Alison's Friend

#25,727 overall

#25,910 overall

#27,564 overall

Fantasy Baseball Guy

#28,131 overall

Justin Shenkarow

#28,423 overall

#43,327 overall

Stephanie Mnookin

Dr. Howard's Nurse

Fantasy Baseball Guy

Melinda Bennett

Dr. Pellagrino's Nurse

Nadine Griffith

Maternity Nurse at Desk

Jonah's Girlfriend

Real Estate Agent

Lolita Mastrolia

Daughter in Waiting Room

Joseph T. Mastrolia

Father in Waiting Room

Lamaze Instructor

Jeffrey L. Wilson

Record Store Customer

Theodore Borders

Waitress (uncredited)

Christina Rodgers

John Hans Tester

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