Some numbers you might find helpful:

Samaritans: Call 116 123 (24/7)

this is free for anyone that needs help and support

NHS Mental Health: Call 111 - select the mental health option to reach local crisis team (24/7)

CALM (Campaign Against Living Miserably):

Call 0800 58 58 58

(5 PM-midnight daily) for suicide prevention and support

Mind Support Line: Call 0300 102 1234

(9 AM-6 PM, Mon-Fri)

mental health advice and local services