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30 Is a Dangerous Age, Cynthia! (1968)

1968 • 1h 25m • Comedy, Romance • NR
IMDb5.3/10285TMDB42%4Rotten Tomatoes—Metacritic—
On September 25, 2026
#79136▼ 23013
79136th by Pulse movie online
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Most Popular 30 Is a Dangerous Age, Cynthia! Cast Members

Dudley Moore is the most popular 30 Is a Dangerous Age, Cynthia! cast member right now, with a Popularity Score of 1.73. Updated September 27, 2026.

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Cast
Popularity
1

Dudley Moore

Rupert Street/32 years during filming
1.7
2

Nicky Henson

Paul/22 years during filming
1.5
3

Patricia Routledge

Mrs. Woolley/39 years during filming
1.3
4

Suzy Kendall

Louise Hammond/31 years during filming
1.1
5

Frank Thornton

Registrar/47 years during filming
1.0
6

Harry Towb

Mr. Woolley/42 years during filming
1.0
7

Eddie Foy Jr.

Oscar/63 years during filming
1.0
8

John Bird

Herbert Greenslade/31 years during filming
0.9
9

Clive Dunn

Doctor/48 years during filming
0.9
10

Derek Farr

TV Announcer/56 years during filming
0.8
11

Duncan Macrae

Jock McCue/62 years during filming
0.8
12

Peter Bayliss

Victor/45 years during filming
0.8
13

John Wells

Honorable Gavin Hopton/31 years during filming
0.6
14

Jonathan Routh

Captain Gore-Taylor/40 years during filming
0.4