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MOVIE

Once Is Not Enough

Once Is Not Enough
CAST & DIRECTORBOX OFFICE DATAGLOBAL RELEASESTOP GROSSINGNEWS
1975
 121 minutes (2 hrs 01 mins)

Director and Cast Quickview

Directed by

Guy Green

Starring

Kirk Douglas · Alexis Smith · David Janssen · George Hamilton · Melina Mercouri · Gary Conway

Full cast & crew

Release dates

US release date US release: 20th June 1975
United States release date United States release: 20th June 1975
Japan release date Japan release: 27th September 1975

Box Office Quickview

UK box office

  • Debut box office: 5th Dec '75
  • Debut position: 1
  • Highest position: 1
  • Debut gross: £223.8 Thousand
  • Total chart weeks: 9

Chart position history

UK box office

5 Dec, 1975
1
12 Dec, 1975
1
19 Dec, 1975
3
26 Dec, 1975
4
2 Jan, 1976
4
9 Jan, 1976
4
16 Jan, 1976
4
23 Jan, 1976
5
30 Jan, 1976
5

US box office

Global box office

Certificates

US
R

R

16

T

K-16

Total grosses

UK total gross
United Kingdom Flag  £695.8 Thousand
US total gross
United States Flag  $0
Global total gross
Global Flag  $0

25thframe.co.uk stats

Total views:
37
First viewed:
31st Jan 2026
Last viewed:
19th Mar 2026
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News from around the web
Once Is Not Enough (1975)  IMDb Fri, 30th January 2026

The Christmas Cup Movie Review: Watch It Once & Once Is Enough  fangirlish.com Sun, 30th November 2025

"ONCE IS NOT ENOUGH" COMING TO DVD  Cinema Retro Thu, 25th April 2019

Once Is Not Enough (1975)  IMDb Mon, 20th October 2025

Michael Douglas' ex who broke up with him months before his first marriage — meet his Oscar-nominated girlfriend  HELLO! Magazine Fri, 16th May 2025

Linda Riggs in 'Once Is Not Enough' 'Memba Her?!  TMZ Fri, 4th April 2025